The Antietam (CG 54) is the U.S. Navy's 8th Ticonderoga-class guided-missile cruiser and was named for the site of the 1862 Battle of Antietam, Maryland, between Confederate forces under General Robert E. Lee and Union forces under Major General George McClellan, during the American Civil War. The keel was laid down by the Litton-Ingalls Shipbuilding Corporation at Pascagoula, Mississippi, on November 15, 1984; launched on February 14, 1986, and christened on April 19. The Honorable Beverly B. Byron, Representative from Maryland's 6th Congressional District, served as sponsor of the ship. Capt. Philip J. Coady, Jr., is the prospective commanding officer.

June 6, 1987 USS Antietam was commissioned during a ceremony at Baltimore, Maryland.

January 8, 1988 The Antietam commenced a two-month Post Shakedown Availability (PSA) at Todd Shipyard in San Pedro, Calif. Returned to its homeport of Naval Station Long Beach on March 8; Underway for local operations from March 16-25 and April 10-23.

May 17, The guided-missile cruiser arrived in Seattle, Wash., for a five-day port visit to participate in Maritime Festival; Underway for exercise Rim of the Pacific (RIMPAC) '88 Phase I in the SOCAL Op. Area from June 13-27; Inport Naval Station San Diego from June 27-30; Underway for Phase II of RIMPAC in the Hawaiian OPAREA from July 6-18; Returned home on Aug. 1.

September 2, USS Antietam departed Long Beach for its maiden deployment to the U.S. 5th and 7th Fleet Areas of Responsibility (AoR), as part of the USS Nimitz (CVN 68) Battle Group.

September 21, The Antietam arrived at Ship Repair Facility in Yokosuka, Japan, for a five-day repairs to replace the oil seal in the thrust bearing of #2 main reduction gear; Inport Pusan, ROK, from Sept. 28-30.

October 7, CG 54 pulled into Subic Bay, Republic of the Philippines, for five-day upkeep; Port call to Hong Kong from Oct. 17-20.

From Nov. 7-18, the Antietam conducted Straits of Hormuz Eastern Patrol Area (SOHEPA) operations, escorting United States-flagged merchant vessels into the Arabian Gulf, protecting them from Iranian Silkworm cruise missiles.

December 6, USS Antietam moored alongside destroyer tender USS Prairie (AS 15), that was anchored off the coast of Masirah, Oman, for a week-long upkeep; SOHEPA operations from Dec 15-21.

December 31, The guided-missile cruiser arrived in Singapore for a five-day port call.

January 24, 1989 The Antietam anchored in the Gulf of Thailand for a two-day visit to Pattaya Beach; Port calls to Hong Kong (Jan. 31- Feb. 3); Subic Bay (Feb. 6-7); and Pearl Harbor (Feb. 21-22).

March 2, USS Antietam returned to Naval Station Long Beach after a six-month deployment.

April 4, CG 54 arrived at Naval Air Station North Island in San Diego to offload ammunition; Inport Naval Station San Diego from April 5-7; Inport San Francisco, Calif., from April 15-17.

May 26, Capt. Lawrence E. Eddingfield relieved Capt. Philip J. Coady, Jr., as CO of the Antietam.

From June 5-16, USS Antietam was underway for READIEX 89-3A off the coast of southern California; Underway for a Dependent's Day Cruise on July 22; Ammo onload at NWS Seal Beach, Calif., from July 27-28.

August 1, The Antietam arrived in Seattle for a six-day port visit to participate in SeaFair festivities; Underway for READIEX 98-3B and Tomahawk Land Attack Missile (TLAM/C) Operational Test Launch (OTL) 058 from Aug. 7-14.

September 15, USS Antietam departed homeport to participate in exercises PACEX '89, ANNUALEX 01G and Valiant Blitz '90; Port call to Busan, Republic of Korea, from Oct. 22-24; Returned to Long Beach on Nov. 9; Ammo offload at NAS North Island and NWS Seal Beach from Nov. 28-30.

January 8, 1990 The Antietam commenced a two-month Selected Restricted Availability (SRA); Underway for READIEX 90-1A from April 9-23; Underway for RIMPAC 90-1 from April 27- May 10.

June 20, USS Antietam departed Naval Station Seal Beach for a scheduled deployment with the USS Independence (CV 62) BG; Port call to Pearl Harbor, Hawaii, from July 3-4; Inport Subic Bay from July 19-22; Entered the Arabian Gulf on Aug. 7 and assumed duties as Anti-Air Warfare Commander for Middle East Force and conducting MIO missions in support of Operation Desert Shield.

September 1, The guided-missile cruiser anchored at Bahrain Bell-Sitrah anchorage for a brief visit to Manama to take on food and supplies; Port call to Dubai, U.A.E., from Sept. 17-19.

October 3, USS Antietam pulled into Abu Dhabi, United Arab Emirates, for a three-day port call; Inport Manama, Bahrain, from Oct. 17-19 and 28-29th.

November 11, The Antietam arrived in Singapore for a three-day port visit; Port calls to Hong Kong (Nov. 19-23); Subic Bay (Nov. 26-28); and Pearl Harbor (Dec. 11-12).

December 20, USS Antietam returned to Long Beach after a six-month combat deployment.

March 25, 1991 CG 54 entered the dry-dock at Long Beach Naval Shipyard for a three-month Drydocking Selected Restricted Availability (DSRA); Underway for sea trials from June 19-20.

June 29, Capt. Robert J. Natter relieved Capt. Lawrence E. Eddingfield as commanding officer of the Antietam.

July 31, The guided-missile cruiser arrived in Seattle, Wash., for a five-day port visit to participate in annual SeaFair. Arrived in NAS Alameda on Aug. 8; Dependent's Day Cruise to Pier 27 in San Francisco on Aug. 9; Returned home on Aug. 18.

Janaury 24, 1992 The Antietam underway for a Dependent's Day Cruise with 572 guests.

January 31, USS Antietam departed Naval Station Long Beach for a scheduled western Pacific deployment as part of TU 35.8.6, along with the USS England (CG 22), USS Wodsworth (FFG 9) and USS Johne A. Moore (FFG 18); Completed COMPTUEX 92-2 from Feb. 10-12; Participated in ASWEX 92-2J/SHAREM from Feb. 24-28.

March 14, The Antietam arrived in Muroran, Japan, for a three-day port visit after supporting ROTHR testing off the coast of Hokaido from March 7-13; Port calls to Otaru (March 18-21) and Sasebo (March 23-26).

March 29, CG 54 anchored off the coast of Hong Kong for a five-day port visit; Brief stop in Singapore on April 7.

April 16, USS Antietam anchored off Phuket, Thailand, for a three-day visit; Port call to Penang, Malaysia, from April 20-23.

April 28, The Antietam pulled into Sembawang Base in Singapore for an 11-day upkeep.

May 4, Capt. Gregory L. Hansen relieved Capt. Robert J. Natter as CO of the Antietam during a change-of-command ceremony on board the ship in Singapore.

May 12, USS Antietam anchored off Pattaya Beach, Thailand, for a three-day of liberty before participating in exercise Cobra Gold. Inport Singapore from May 27- June 1; Participated in exercise Kingfisher '92, with the Royal Brunei Navy, from June 14-18.

June 27, The guided-missile cruiser arrived in Townsville, Australia, for a five-day port visit; Port calls to Brisbane (July 4-11); Suva, Fiji, (July 16); and Pearl Harbor (July 23-24).

July 31, USS Antietam returned to homeport after a six-month deployment.

September 21, The Antietam entered the Long Beach Naval Shipyard for a teen-week SRA; Underway for sea trials from Dec. 1-2.

From February 15-19, 1993, CG 54 was underway for a Tailored Ship's Training Availability (TSTA); Ammo onload at NWS Seal Beach from March 11-12; Underway for TSTA II from April 5-9 and TSTA III from May 10-20; In dry-dock for JP-5 tank repairs from June 4-12; Underway for Final Evaluation Period (FEP) from June 21-25.

July 27, USS Antietam arrived in Seattle, Wash., for a five-day port visit to participate in SeaFair festivities.

From October 1-21, the Antietam was underway for a Composite Training Unit Exercise (COPMTUEX) as part of the USS Carl Vinson (CVN 70) Battle Group. Underway for FLEETEX from Oct. 26- Nov. 7 and Dec. 1-10.

February 4, Capt. Joe L. Frank, III relieved Capt. Gregory L. Hansen as commanding officer of CG 54.

February 17, USS Antietam departed Long Beach for a scheduled Arabian Gulf deployment with the Vinson BG; Inport Pearl Harbor from Feb. 25-28.

March 11, The Antietam pulled into Busan, Republic of Korea, for a three-day port call; Port visits to Hong Kong (March 19-23) and Singapore (March 28- April 4).

April 17, The guided-missile cruiser moored at Mina Slaman Pier in Manama, Bahrain, for a brief port visit; Port calls to Dubai, U.A.E., (May 7-10 and 24-29th) and Abu Dhabi, U.A.E., (June 5-8); Brief stop in Manama from June 16-17.

July 6, The Antietam arrived in Esperance, Australia, for a five-day port visit; Port calls to Adelaide (July 13-16) and Sydney (July 18-23).

August 4, CG 54 arrived at Naval Station Pearl Harbor for a four-day port call to pick up friends and family members for a Tiger Cruise.

August 15, USS Antietam returned to Naval Station Long Beach after a six-month deployment.

September 16, The Antietam departed homeport to participate in FLEETEX 94-3B/3C; Ammo offload at NWS Seal Beach from Sept. 20-22.

October 7, USS Antietam entered the Dry Dock #1 at Long Beach Naval Shipyard for a nine-month Regular Overhaul (ROH); Departed dry-dock on April 16, 1995; Underway for sea trials from June 28-30; Ammo onload at NWS Seal Beach from July 31- Aug. 1; Returned to Long Beach on Aug. 5; Underway for FIREX from Aug. 21-25; Underway for TSTA I from Sept. 20-29; Inport Naval Station San Diego from Sept. 23-24.

October 10, The Antietam departed homeport to participate in CSSQT and PRT&T in the Hawaiian Op. Area. Inport Pearl Harbor from Oct. 23-27.

November 8, USS Antietam arrived in its new homeport of Naval Station San Diego, Calif.

November 30, Capt. William E. Doud, Jr., relieved Capt. Joe L. Frank, III as the 6th CO of Antietam.

From December 11-15, the Antietam was underway for a Tailored Ship's Training Availability (TSTA) II; Underway again for TSTA II from Jan. 8-12 and 16-19th; Underway for Type Training from Feb. 5-9; Underway for Operational Propulsion Plant Examination (OPPE) from Feb. 13-15; Underway for TSTA III from March 4-9.

March 31, The Antietam moored at Pier 35 in San Francisco, Calif., for a four-day port visit.

May 13, USS Antietam departed San Diego to participate in exercise Rim of the Pacific (RIMPAC) '96; Inport Pearl Harbor from May 20-22 and June 17-20; Returned home on June 27; Underway for Type Training from July 22-25; Underway for JTFEX 96-2 on Aug. 8.

August 23, CG 54 anchored off the coast of Mazatlan, Mexico, for a four-day port visit; Ammo onload at NWS Seal Beach from Sept. 4-6.

October 11, USS Antietam departed Naval Base San Diego for a scheduled deployment with the USS Kitty Hawk (CV 63) Battle Group; Ammo onload at Naval Magazine Lualualei, Hawaii, from Oct. 16-17 before participation in ASWEX 97-1.

November 4, The Antietam pulled into Hong Kong for a four-day port visit; Port call to Singapore from Nov. 13-17.

December 5, USS Antietam pulled into Jebel Ali, United Arab Emirates, for a three-day port visit to Dubai.

December 30, The guided-missile cruiser arrived in Manama, Bahrain, for a scheduled port call after participating in a three-week exercise Vigilent Sentinel.

April 11, 1997 USS Antietam returned to San Diego after a six-month deployment in the U.S. 5th and 7th Fleet Areas of Responsibility (AoR). She also visited ports of Muscat, Oman; Albany and Melbourne, Australia; and Pearl Harbor, Hawaii.

From May 20-23, the Albany was underway for "Leaders to Sea" program; Ammo offload at NWS Seal Beach from June 20-22.

July 11, Capt. Christopher M. Moe relieved Capt. William E. Doud, Jr., as commanding officer of USS Antietam.

July 14, CG 54 entered the Southwest Marine shipyard in San Diego for a Selected Restricted Availability (SRA); Underway for sea trials from Oct. 1-3.

From October 8-17, the Antietam was underway for exercise Teamwork North Phase II and a port visit to San Francisco for Fleet Week; Underway for "Leaders to Sea" from Oct. 20-24; Underway for TSTA I from Nov. 24-28, Dec. 1-5, 8-12 and 15-19th.

In 1998, USS Antietam was underway for local operations from Jan. 28-30, Feb. 3-6, 10-13, March 2-6, 11-12, 17-20, 23-27, March 31- April 3, April 8-10, 14-16 and May 18-22.

June 29, The guided-missile cruiser departed Naval Base San Diego to participate in exercise Rim of the Pacific (RIMPAC) 1998; Inport Pearl Harbor from July 7-9 and Aug. 2-5; Returned home on Aug. 13; Ammo onload at NWS Seal Beach from Sept. 22-25; Underway for sea trials from Nov. 2-4.

November 10, USS Antietam departed San Diego for a scheduled deployment as part of the USS Carl Vinson (CVN 70) BG.

December 2, The Antietam pulled into Changi Naval Base in Singapore for a five-day port call.

December 8, CG 54 anchored off the coast of Phuket, Thailand, for a six-day port visit.

May ?, 1999 USS Antietam returned to San Diego a six-month deployment. She also visited ports of Manama, Bahrain; Jebel Ali, United Arab Emirates; Indonesia; and Australia.

July 8, Capt. Leo J. Quilici, II relieved Capt. Christopher M. Moe as CO of the Antietam.

From January 24-28, 2000, USS Antietam was underway for TSTA A in the SOCAL Op. Area; Underway for TSTA B and FEP from Feb. 28- March 6; Underway for Engineering Qualifications from March 15-17; Underway for MISSILEX from March 20-24; Underway for Weapons Systems Acceptance Testing (WSAT) from April 4-7; Underway for Final Evaluation Period (FEP) from April 10-14; Underway for Type Training from May 31- June 2.

June 5, USS Antietam departed San Diego for a Counter-Narcotics deployment in the eastern Pacific. Inport Portland, Ore., (June 9-12) for annual Rose Festival; Ammo onload at NWS Seal Beach from June 15-16.

June 29, The Antietam anchored off the coast of Acapulco, Mexico, for a two-day port visit; Inport Mazatlan, Mexico, from July 29-31; Brief stop to refuel in Manzanillo, Mexico, (Aug. 2-3) and Puerto Quetzal, Guatemala, on Aug. 23.

August 30, The guided-missile cruiser arrived in Puerto Vallarta, Mexico, for a two-day port call; Refuel at Puerto Quetzal from Sept. 16-18.

September 19, CG 54 anchored off the coast of Cabo San Lucas, Mexico, for a two-day port visit.

September 23, USS Antietam returned to homeport after three-and-a-half month underway period. The ship seized over 10 metric tons of cocaine and captured ten drug traffickers.

October 14, The Antietam arrived in Sitka, Alaska, for a five-day port visit in conjunction with Alaska Days.

November 3, USS Antietam entered the dry-dock at NASSCO shipyard in San Diego for emergent repairs to ruptured sonar dome rubber window; Underway on Dec. 15.

From February 13 through March 2, 2001, the Antietam was underway for COMPTUEX as part of the USS Carl Vinson BG; Ammo onload at NWS Seal Beach from March 13-15; Underway for INSURV assessment on April 10; Underway for local operations from May 4-10.

May 7, Capt. Richard T. Rushton relieved Capt. Leo J. Quilici, II as the 9th CO of USS Antietam.

From May 18-30, CG 54 was underway for Joint Task force Exercise (JTFEX); Underway for JTFEX Phase II from June 4-13; underway for MISSILEX from June 19-21.

July 26, USS Antietam departed Naval Station San Diego for a scheduled deployment with the Vinson Battle Group; Inport Pearl Harbor, Hawaii, for ammo onload from Aug. 2-3;

August 21, The guided-missile cruiser arrived at British Royal Naval Facility in Sembawang, Singapore, for a five-day port call after participating in a Passing Exercise (PASSEX) with the Royal Singaporean Navy.

August 28, USS Antietam anchored 1000 yards off Phuket, Thailand, for a week-long port visit. Arrived on station in the North Arabian Gulf (NAG) on Sept. 16 to conduct Maritime Interdiction Operations (MIO), enforcing United Nations sanctions imposed on Iraq.

From November 8-13, the Antietam was designated to provide air defense for the annual meeting of the World Trade Organization held in Quatar. During this time, it operated in a Modified Location box with the USS Pelielu (LHA 5) Amphibious Ready Group (ARG).

November 20, USS Antietam finally departed Arabian Gulf. Her two Visit, Board, Search and Seizure (VBSS) teams inspected over 125 vessels for contraband oil and other cargo entering or leaving Iraq. On Nov. 17, during the transit through the Strait of Hormuz, the ship turned around to assist with the Search and Rescue (SAR) efforts as a result of the loss of two crewmembers from USS Peterson (DD 969).

From Nov. 22 through Dec. 12, USS Antietam operated in the North Arabian Sea and Gulf of Oman, providing air defense cover for the carrier battle groups in support of Operation Enduring Freedom.

December 15, The Antietam pulled into Mumbai, India, for a three-day port visit after 102 consecutive days at sea; Port call to Singapore from Dec. 23-27; Arrived in Pearl Harbor on Jan. 8.

January 19, 2002 USS Antietam returned to San Diego after a six-month deployment in the U.S. 5th and 7th Fleet AoR.

September 20, Capt. George J. Fullerton relieved Capt. Richard T. Rushton as CO of CG 54.

January 15, 2003 USS Antietam departed San Diego to conduct final preparation off the coast of southern California, for the upcoming deployment with the USS Carl Vinson Battle Group.

March 14, The Antietam pulled into Busan, Republic of Korea, for a scheduled port visit. She is currently participating in an annual joint and combined field training and maritime exercise Foal Eagle, between the U.S. and Republic of Korea (ROK) armed forces, from March 4 through April 2.

June 26, The Aegis-based guided-missile cruiser pulled into Singapore for a sheduled port call.

September 14, USS Antietam returned to Naval Station San Diego after an eight-month deployment in the western Pacific. During an extended underway period she also visited Fremantle, Australia, (July 9-14); and Hong Kong (Aug. 6-10).

September 3, 2004 Capt. Edward J. Quinn relieved Capt. George J. Fullerton as commanding officer of the Antietam.

February 1, 2005 USS Antietam departed San Diego, with the Carl Vinson Carrier Strike Group, in support of the Global War on Terrorism. The strike group successfully completed its 12-day Joint Task Force Exercise (JTFEX) on Jan. 30.

June 5, Royal Australian Navy (RAN) Commodore Steve Gilmore, Commander, Task Force (CTF) 58, transferred his flag and his crew of 15 RAN Sailors from USS Antietam to USS Normandy (CG 60).

July 20, The Antietam recently moored at HMNB Gibraltar, British overseas teritory, for a routine port call.

August 19, USS Antietam returned to homeport after an extended seven-month global tour, which included areas such as the northern Arabian Gulf, Pacific, Indian and Atlantic Oceans, as well as the Suez and Panama canals transit.

September 19, 2006 The guided-missile cruiser is currently off the coast of southern California participating in a Composite Training Unit Exercise (COMPTUEX), as part of the John C. Stennis (CVN 74) Carrier Strike Group Three.

October 19, Capt. John S. Mitchell, III relieved Capt. Edward J. Quinn as the 12th commanding officer of Antietam.

.November 9, USS Antietam is currently participating in a Joint Task Force Exercise (JTFEX) in the SOCAL Op. Area.

January 20, 2007 USS Antietam departed San Diego for a scheduled deployment with the Stennis CSG.

March 27, CG 54 entered the Arabian Gulf, with the USS John C. Stennis, to conduct exercises with the USS Dwight D. Eisenhower (CVN 69) Carrier Strike Group.

April 15, USS Antietam, USS Anzio (CG 68), USS Ramage (DDG 61), USS Preble (DDG 88) and USS O’Kane (DDG 77) successfully completed Unit Level Training and Readiness Assessment-Sustainment (ULTRA-S) from April 9-14.

August 8, The guided-missile cruiser is currently participating in a week-long exercise Valiant Shield 2007, off the coast of Guam.

August 20, CG 54 pulled into Pearl Harbor, Hawaii, for a brief port call to embark "Tigers."

August 27, USS Antietam returned to homeport after a seven-month deployment in the U.S. 5th and 7th Fleet Areas of Responsibility.

October 1, 2008 Capt. John B. Uhl relieved Capt. John S. Mitchell, III as CO of the Antietam during a change-of-command ceremony at Naval Base San Diego.

January 17, 2009 USS Antietam departed Naval Base San Diego for a scheduled deployment as part of the USS John C. Stennis Carrier Strike Group.

February 17, The Antietam arrived in Hong Kong for a four-day port call after participating in ASWEX with the JCSCSG and the Japan Maritime Self-Defense Force.

March 3, The guided-missile cruiser departed Kagoshima, Japan, after a four-day port visit.

May 28, The Antietam arrived in Naval Station Pearl Harbor for a week-long port call.

June 26, USS Antietam completed its participation in the largest joint training exercise Northern Edge 2009, in the Gulf of Alaska; Returned home in July.

October 22, 2010 Capt. Robert P. Tortora relieved Capt. Capt. John B. Uhl as CO of the CG 54 during a change-of-command ceremony at Naval Base San Diego.

December 9, USS Antietam recently returned to homeport after conducting sea trials, completing the year-long modernization period at the BAE Systems San Diego Ship Repair facility as part of the Navy's Cruiser Modernization program.

October 8, 2011 The guided-missile cruiser recently pulled into San Francisco, Calif., to participate in annual Fleet Week celebration.

July 10, 2012 USS Antietam departed San Diego to conduct routine training in the SOCAL Op. Area. CG 54 completed a four-and-a-half month Drydocking Restricted Availability (DRAV) at the General Dynamics NASSCO shipyard on June 27.

October 1, The Antietam departed homeport for routine training off the coast of southern California.

January 3, 2013 USS Antietam departed Naval Base San Diego for a homeport change to Yokosuka, Japan.

January 22, The Antietam moored outboard the USS Cowpens (CG 63) at Fleet Acitivities Yokosuka, Kanagawa Prefecture, in preparation for a hull swap ceremony.

February 5, Capt. Thomas C. Disy assumed command of the USS Antietam during an exchange of command and crew ("hull swap") ceremony with the USS Cowpens at Naval Base Yokosuka.

From June 10-14, the Antietam was underway for local operations.

June 25, USS Antietam departed Yokosuka for a Summer Patrol as part of the USS George Washington (CVN 73) Carrier Strike Group (CSG).

July 1, CG 54 pulled into Apra Harbor, Guam, for a two-day port call.

July 29, The Antietam moored at Sunstate Cement Wharf in Port of Brisbane, Australia, for a five-day port visit after participated in a biennial joint exercise Talisman Sabre 2013.

August 19, USS Antietam moored at Tetegami Pier in Fleet Activities Sasebo, Nagasaki Prefecture, Japan, for a brief port call to embark "Tigers". Returned home on Aug. 23; Underway for a Fall Patrol on Sept. 17.

October 4, The guided-missile cruiser moored at Busan Naval Base, ROK, for a three-day port call.

October 26, USS Antietam moored at Changi Naval Base in Singapore for a five-day port visit.

November 8, The Antietam moored at Ocean Terminal in Hong Kong for a four-day port visit.

November 14, USS Antietam arrived in the vicinity of the Leyte Gulf in support of Operation Damayan, in response to the aftermath of the Super Typhoon Haiyan in the Republic of the Philippines; Participated in ANNUALEX 25G from Nov. 25-28; Anchored at Yokosuka's A-136 Anchorage on Dec. 3; Returned home on Dec. 5.

December 12, Capt. Michael A. McCartney relieved Capt. Thomas C. Disy as the 16th commanding officer of Antietam during a ceremony on board the ship.

May 8, 2014 USS Antietam anchored at A-12 for ammo onload after a five-month Selected Restricted Availability (SRA); Moored at Berth 7 on May 9; Anchored at A-12 again on May 12; Underway for sea trials from May 13-16; Underway for escort carrier duties from May 20-23.

May 24, USS Antietam, with an embarked Helicopter Maritime Strike Squadron (HSM) 77 Det. 2, departed Fleet Activities Yokosuka for a Summer Patrol, as part of the GW CSG.

June 16, The Antietam moored at the newly constructed Kai Tak Cruise Terminal 1 in Hong Kong for a four-day port visit; Inport Changi Naval Base, Singapore, from June 26-30.

July 11, CG 54 moored at Busan Naval Base, Republic of Korea, for a four-day port visit; Returned home on July 25.

September 2, USS Antietam departed Fleet Activities Yokosuka for a Fall Patrol as part of the USS George Washington CSG.

From September 15-23, the Antietam participated in a biennial field training exercise (FTX) Valiant Shield 2014, off the coast of Guam and Saipan; Inport Saipan from Sept. 26-30.

October 2, The guided-missile cruiser pulled into Apra Harbor, Guam, for a scheduled port visit.

October 22, USS Antietam participated in a training evolution with the BRP Gregorio Del Pilar (PF 15) and JS Sazanami (DD 113), while underway west of Luzon, Philippines; Inport Apra Harbor again from Oct. 28- Nov. 1.

From November 11-19, the Antietam participated in ANNNUALEX 26G/Keen Sword 2015, with the Japanese Maritime Self-Defense Force (JMSDF), north off Okinawa, Japan; Anchored at A-12 on Nov. 24.

November 25, USS Antietam returned to Yokosuka after a 12-week patrol.

March 3, 2015 The Antietam anchored at A-12 for ammo onload after a three-month Selected Restricted Availability (SRA); Moored at Berth 7 on Tuesday evening.

March 6, USS Antietam departed Fleet Activities Yokosuka for a western Pacific patrol.

March 12, CG 54 moored at Navy Pier in White Beach Naval Facility, Okinawa, for a brief stop.

March 19, The Antietam moored at Romeo Wharf in Apra Harbor for a four-day port call before participating in annual Multi-Sail exercise, southwest of Guam, from March 23-27; Moored at Tango Wharf from March 27-29.

April 3, USS Antietam anchored at Western Anchorage (WA) #2 in Victoria Harbour for a three-day liberty port visit to Hong Kong; Returned home on April 13.

May 18, USS Antietam departed Berth 6, Fleet Activities Yokosuka for a Summer Patrol, as part of the George Washington CSG; Anchored at A-12 for ammo onload from May 18-20.

June 17, The Antietam moored at Berth 2, Garden Island Naval Base in Sydney, Australia, for a five-day port visit.

July 7, USS Antietam commenced its participation in a biennial joint exercise Talisman Sabre 2015, while underway off the northern coast of Australia; Participated in an air defense exercise (ADEX) with the Australian Defence Force on July 12.

July 29, USS Antietam moored at Berth 7, Fleet Activities Yokosuka after completing a 10-week patrol.

September 10, The Antietam departed homeport in support of emergent national tasking; Moored at Berth 7 on Sept. 11; Underway again from Sept. 14-15; Underway for a Board of Inspection and Survey (INSURV) assessment on Sept. 22; Underway for local operations from Oct. 6-7; Underway for a Friends and Family Day Cruise on Oct. 14.

November 4, USS Antietam anchored at A-12 for ammo onload after departing Yokosuka for a western Pacific patrol.

November 10, CG 54 departed White Beach Naval Facility, Okinawa, after a scheduled port visit; Participated in ANNUALEX 27G, in the waters south of Japan, from Nov. 16-25; Returned home on Nov. 30; Anchored at A-12 for ammo onload from Jan. 20-21.?

January 23, 2016 USS Antietam departed Berth 6, Fleet Activities Yokosuka for a Indo-Asia-Pacific patrol; Transited the Strait of Malacca northbound from Jan. 30-31.

February 4, The Antietam anchored off the coast of Visakhapatnam, India, for a five-day port visit to participate in the International Fleet Review (IFR) 2016; Participated in a bilateral underway engagement with the FS Provence (D652), in the Bay of Bengal, from Feb. 10-11.

February 14, USS Antietam anchored in Makham Bay for a four-day liberty port visit to Phuket, Thailand; Transited the Strait of Malacca southbound from Feb. 18-19.

March 8, USS Antietam moored at Berth 3, Pier 15 in Manila South Harbor, Republic of the Philippines, for a four-day liberty port visit, following a two-week patrol in the South China Sea; Inport Sasebo, Japan, from March 24-25.

March 28, USS Antietam returned to Yokosuka after completing a two-month patrol.

April 4, The guided-missile cruiser departed Fleet Activities Yokosuka for ammo offload; Returned home on April 6.

May 20, Capt. Joseph Carrigan relieved Capt. Michael A. McCartney as CO of the Antietam during a change-of-command ceremony on board the ship at Berth 7, CFAY.

November 22, USS Antietam moored at Berth 6, Fleet Activities Yokosuka after a four-day underway for sea trials, following a seven-month Selected Restricted Availability (SRA); Underway again from Dec. 5-?.

January 31, 2017 USS Antietam ran aground and damaged its propellers while anchoring off Yokosuka for ammo onload; The ship safely moored at Berth 7.

March 1, Rear Adm. Charles F. Williams, Commander, Task Force 70 relieved of duty Capt. Joseph Carrigan due to a "loss of confidence in his ability to command." Capt. Jonathan C. Duffy, deputy commodore od DESRON 15, assumed temporary command of the Antietam.

March 10, The Antietam moved from Berth 7 to Berth 6, outboard the USS Shiloh (CG 67), on Fleet Activities Yokosuka; Anchored off Yokosuka for ammo offload from April 19-21; Entered the Dry Dock #5 on June 16.

June 16, Capt. George A. Kessler, Jr., relieved Capt. Jonathan C. Duffy as the 19th CO of Antietam during a change-of-command ceremony on board the ship.

November 15, USS Antietam undocked and moored at Berth 8 on Fleet Activities Yokosuka; Anchored at A-12 for ammo onload on Dec. 12; Underway for sea trials on Dec. 19; Anchored at A-10 on Dec. 20; Moored outboard the USS Chancellorsville (CG 62) at Berth 7 on Dec. 21.

February 2, 2018 The Antietam moored outboard the USS Benfold (DDG 65) at HMP West, Fleet Activities Yokosuka after a 13-day underway for routine training; Anchored at A-10 for ammo onload on Feb. 13; Moored outboard the USS McCampbell (DDG 85) at Berth 6 on Feb. 14; Underway for Multi-Sail 18 exercise on Feb. 27.

March 3, USS Antietam moored at Berth 2, Romeo Wharf in Apra Harbor, Guam, for a five-day port call; Moored at Berth 3, Tango Wharf from March 14-15; Anchored at A-12 from March 22-23; Moored at Berth 7, Fleet Activities Yokosuka on March 23; Commenced Continuous Maintenance Availability (CMAV) on March 2?; Underway again on May 4.

May 10, The Antietam anchored at Yokosuka's A-10 for a brief stop to onload ammo before conducting routine training in Sagami Wan; Moored at Berth 6 on May 11; Anchored at E-3 for a brief stop before moored outboard the USS Stethem (DDG 63) at HMP East on May 15.

May 20, USS Antietam departed Yokosuka in support of national tasking in the Sea of Japan; Transited the Korean Strait northbound on May 21; Transited southbound on May 2?.

May 27, USS Antietam, along with the USS Higgins (DDG 76), conducted a "freedom of navigation operation" near the disputed Paracel Islands in the South China Sea.

June 3, The Antietam conducted a replenishment-at-sea, with the USNS Wally Schirra (T-AKE 8), while underway in the Philippine Sea.

June 7, USS Antietam moored at Berth 3, Sierra Wharf in Apra Harbor, Guam, for a four-day port call before participating in at-sea phase of a trilateral exercise Balikatan 2018, as part of the USS Ronald Reagan (CVN 76) CSG-5.

June 26, USS Antietam moored at Berth 3, Pier 15 in Manila South Harbor, Republic of the Philippines, for a four-day liberty port visit; Moored at Navy Pier, White Beach Naval Facility in Okinawa from July 5-6; Participated in an air defense exercise (ADEX) from July 6-7.

July 24, USS Antietam moored at HMP East on Fleet Activities Yokosuka following a two-month patrol.

July 27, The Antietam emergency sortied from Yokosuka due to approaching Typhoon Jongdari; Returned home on July 30; Brief underway in Sagami Wan on Aug. 2; Emergency sortied due to approaching Typhoon Shanshan on Aug. 6; Moored at HMP East on Aug. 10.

August 14, USS Antietam departed Yokosuka for a Fall Patrol, as part of the USS Ronald Reagan CSG.

August 19, The Antietam conducted a replenishment-at-sea, with the USNS Tippecanoe (T-AO 199), while underway in the East China Sea.

September 17, USS Antietam participated in a photo exercise (PHOTOEX) off the coast of Guam, with the USS Ronald Reagan, USS Chancellorsville (CG 62), USS Benfold (DDG 65), USS Milius (DDG 69), USS Shoup (DDG 86), USNS Cesar Chavez (T-AKE 14), SS Curtis (T-AVB 4) and USNS 2nd Lt. John P. Bobo (T-AK 3008), at the start of a biennial field training exercise Valiant Shield 2018.

October 9, The Antietam participated in a PHOTOEX with the HTMS Taksin (FF 422) and HTMS Krabi (OPV 551), while underway in the East China Sea.

October 12, USS Antietam moored at Jeju Civilian-Military Complex on Jeju Island, Republic of Korea, for a four-day port call; Transited the Taiwan Strait northbound on Oct. 22.

October 25, USS Antietam moored at Berth 7 on Fleet Activities Yokosuka following a 10-week patrol.

January ?, 2019 The Antietam moored outboard the USS Chancellorsville at Berth 7, Fleet Activities Yokosuka; Underway again on Jan. 28.

February 3, USS Antietam moored at West Wharf in Port of Ishikari, Hokkaido Prefecture, for a three-day visit in conjunction with the annual Sapporo Snow and Ice Festival; Returned home on Feb. 8.

February 27, The Antietam moored at Berth 7, Fleet Activities Yokosuka after a brief underway off the south coast of Japan; Underway in support of national tasking in the Sea of Japan on May 13.

May 21, USS Antietam moored at Berth 3, Sierra Wharf in Apra Harbor, Guam, to participate in the inaugural exercise Pacific Vanguard; Underway for at-sea phase on May 23; Moored at Sierra Wharf again on May 28.

May 30, Capt. Tadd H. Gorman relieved Capt. George A. Kessler, Jr., as CO of the CG 54 during a change-of-command ceremony at the Big Screen Theater on Naval Base Guam.

June 7, USS Antietam participated in a PHOTOEX with the USS Patriot (MCM 7), USS Pioneer (MCM 9), USNS Millinocket (EPF 3), HTMS Bhumibol Adulyadej (FFG 471), HTMS Naresuan (FF 421), HTMS Taksin (FF 422), HTMS Rattanakosin (FS 441), as part of a Cooperation Afloat Readiness and Training (CARAT) exercise in the Gulf of Thailand.

June 8, USS Antietam moored in Port of Laem Chabang, Thailand, for a four-day liberty visit to Pattaya; Conducted a replenishment-at-sea with the USNS Walter S. Diehl (T-AO 193), while underway in the South China Sea, on June 27, July 1, 9 and 19th; Transited the Taiwan Strait northbound from July 24-25.

July 28, The Antietam conducted a replenishment-at-sea with the USNS Carl Brashear (T-AKE 7), while underway in the Philippine Sea; Conducted a replenishment-at-sea with the USNS Walter S. Diehl on July 30.

August 7, USS Antietam moored at Pier 15 in Manila South Harbor, Republic of the Philippines, for a four-day port visit; Conducted a replenishment-at-sea with the USNS John Ericsson (T-AO 194), while underway in the Philippine Sea, on Aug. 13.

August 20, Rear Adm. Karl O. Thomas, Commander, Carrier Strike Group (CSG) 5 relieved of duty Capt. Tadd Gorman due to a "loss of confidence in his personal judgment and ability to lead." Capt. James L. Storm, deputy commander of the Naval Surface and Mine Warfighting Development Center, assumed temporary command of the Antietam.

August 25, USS Antietam moored outboard the USS Shiloh (CG 67) at Berth 6, Fleet Activities Yokosuka following a three-and-a-half month patrol; Moved to Berth 15, for "safe haven" from Tropical Storm Faxai, on Sept. 6; Underway again on Sept. 15.

September 17, Capt. Russel J. Caldwell relieved Capt. James L. Storm as the 21st CO of Antietam during a change-of-command ceremony on board the ship, while underway in the East China Sea.

September 18, The guided-missile cruiser conducted a replenishment-at-sea with the USNS Carl Brashear (T-AKE 7); Transited the Taiwan Strait southbound on Sept. 20; Conducted a replenishment-at-sea with the USNS John Ericsson on Sept. 24.

October 6, USS Antietam participated in a photo exercise (PHOTOEX) with the USS Ronald Reagan (CVN 76), USS Boxer (LHD 4), USS Chancellorsville (CG 62) and USS Wayne E. Meyer (DDG 108), while underway in the South China Sea; Conducted a replenishment-at-sea with the USNS Rappahannock (T-AO 204) on Oct. 9; Conducted a replenishment-at-sea with the USNS John Ericsson on Oct. 16.

October 17, USS Antietam moored at RSS Singapura for a four-day liberty port visit to Singapore; Conducted a replenishment-at-sea with the USNS Washington Chambers (T-AKE 11) on Oct. 25; Conducted operations in Sagami Wan from Nov. 2-5.

November 6, USS Antietam moored at Berth 6 on Fleet Activities Yokosuka following a 52-day patrol, as part of the USS Ronald Reagan CSG-5.

November 24, The Antietam moored at Berth 7 on Fleet Activities Yokosuka after a 13-day underway, in support of national tasking, in the East China Sea; Anchored at A-12 for a brief stop to offload ammo on Nov. 27 and 30th.

January 26, 2020 USS Antietam moored at HMP West on Fleet Activities Yokosuka after a four-day underway for routine training; Underway again on Feb. 6; Moored outboard the USS Shiloh at Berth 7 on Feb. 8; Underway again on Feb. 27.

March 6, USS Antietam moored at Berth 2, Romeo Wharf in Apra Harbor, Guam, for the in-port phase of Multi-Sail 20 exercise; Underway for at-sea phase on March 9; Brief stop in Apra Harbor on March 22; Moored at Berth 6, Fleet Activities Yokosuka on March 26; Underway again on April 17; Anchored at A-12 for ammo onload on April 20; Returned home on April 22; Underway again on April 28.

May 9, The Antietam conducted a replenishment-at-sea with the USNS Carl Brashear (T-AKE 7), while underway off the south coast of Japan in support of carrier escort duties; Arrived in Sagami Wan on May 14; Moored at Berth 7, Fleet Activities Yokosuka on May 15.

June 8, USS Antietam departed Yokosuka for a routine Summer Patrol, as part of the USS Ronald Reagan CSG.

June 21, The Antietam moored at Navy Pier on White Beach Naval Facility in Okinawa, Japan, for a three-day limited liberty port call; Conducted a replenishment-at-sea with the USNS John Ericsson on June 30; Transited the San Bernardino Strait southbound on July 3; Participated in a PHOTOEX, while underway in the South China Sea, on July 6.

July 17, The Antietam conducted a replenishment-at-sea with the USNS Richard E. Byrd (T-AKE 4), while underway in the South China Sea; Transited the Balabac Strait eastbound on July 19; Transited the Surigao Strait northbound on July 20; Conducted a replenishment-at-sea with the USNS Wally Schirra (T-AKE 8) on July 24.

August 1, USS Antietam moored at Berth 7 on Fleet Activities Yokosuka for a brief stop; Transited the Tsugaru Strait westbound on Aug. 6; Transited the Korean Strait southbond on Aug. 8; Conducted a replenishment-at-sea with the USNS Alan Shepard on Aug. 10.

August 22, USS Antietam moored at Berth 2, Romeo Wharf in Apra Harbor, Guam, for a four-day liberty port visit; Conducted a replenishment-at-sea with the USNS Alan Shepard (T-AKE 3) on Sept. 1; Moored at Berth 7 on Fleet Activities Yokosuka on Sept. 3; Anchored at A-12 for ammo onload on Sept. 9; Underway again on Sept. 11.

September 16, The Antietam conducted a replenishment-at-sea with the USNS John Ericsson, while participating in a biennial field training exercise Valiant Shield 2020, northeast of Guam.

September 19, USS Antietam participated in a sinking exercise (SINKEX) of the ex-USS Curts (FFG 38), while underway northeast of Guam; Conducted a replenishment-at-sea with the USNS Tippecanoe (T-AO 199) on Sept. 20; Participated in a PHOTOEX, while underway off the east coast of Guam, on Sept. 25; Moored at Berth 1, Sierra Wharf in Apra Harbor from Sept. 25-26.

October 3, The Antietam conducted a replenishment-at-sea with the USNS Pecos (T-AO 197), while underway in the Philippine Sea; Transited the Balabac Strait westbound on Oct. 6; Transited the Strait of Singapore on Oct. 8; Transited the Malacca Strait northbound from Oct. 8-9; Transited southbound from Oct. 11-12; Transited the Strait of Singapore eastbound on Oct. 12.

November 3, CG 54 moored at Akasaki Pier in Fleet Activities Sasebo for a one-day port call; Arrived in Sagami Wan on Nov. 9.

November 10, USS Antietam moored at Berth 6 on Fleet Activities Yokosuka following a five-month patrol.

January 4, 2021 The Antietam anchored at Yokosuka's Anchorage A-12 to offload ammunition; Moored at Berth 6 on Jan. 10; Entered the Dry Dock #5 on Feb. 1.

July 15, Capt. Warren D. Smith relieved Capt. Russel J. Caldwell as commanding officer of the USS Antietam.

August 1, USS Antietam recently undocked and moored at Berth 15 in Dry Dock #6 on Fleet Activities Yokosuka; Underway for sea trials, following a nine-month Drydocking Selected Restricted Availability (DSRA), on Oct. 20; Anchored at A-12 for ammo onload on Oct. 24; Moored at Berth 6 on Oct. 30; Underway again on Nov. 30.

December 7, The Antietam moored at Akasaki Pier in Fleet Activities Sasebo to refuel; Anchored in Sasebo Harbor for a brief stop before underway on Dec. 10; Transited the Osumi Strait eastbound, just after midnight, on Dec. 12; Anchored at A-10 for ammo onload on Dec. 13; Moored at Berth 6 on Dec. 16.

January 14, 2022 USS Antietam departed homeport for routine training off the south coast of Japan; Brief stop in Sagami Wan on Jan. 18; Conducted operations in Sagami Wan on Jan. 22 and 27th; Moored at Berth 6 on Jan. 28; Underway again on Feb. 25.

March 1, The Antietam moored at Naval Base Guam for the in-port phase of annual Multi-Sail exercise; Underway for at-sea phase on March ?; Conducted a replenishment-at-sea with the USNS Richard E. Byrd (T-AKE 4), while underway off the west coast of Guam, on March 13; Moored at Berth 3, Sierra Wharf in Apra Harbor from March 16-18; Anchored at A-12 on March 22.

March 23, USS Antietam moored outboard the USS Chancellorsville (CG 62) at Berth 6 on Fleet Activities Yokosuka; Moored outboard the USS Shiloh (CG 67) after a day-long underway on March 29; Moved to Berth 6 on March 31.

May 7, USS Antietam anchored at A-12 for a brief stop to onload ammo before underway for carrier escort duties; Returned home on May 13; Brief underway in Sagami Wan for a Friends and Family Day Cruise on May 18.

May 19, USS Antietam departed Yokosuka for a Summer Patrol, as part of the USS Ronald Reagan (CVN 76) CSG.

May 27, The Antietam conducted a replenishment-at-sea with the USNS Big Horn (T-AO 198), while underway in the Philippine Sea; Moored at Berth 2, Sierra Wharf in Apra Harbor, Guam, from June 23-27; Conducted a replenishment-at-sea with the USNS Amelia Earhart (T-AKE 6) on June 29.

July 2, The Antietam conducted a replenishment-at-sea with the USS Ronald Reagan, while underway northeast of Northern Mariana Islands; Conducted a replenishment-at-sea with the USNS Yukon (T-AO 202) on July 6; Transited the Balabac Strait westbound on July 12.

July 22, USS Antietam moored at Berth 7, Sembawang Terminal in Singapore for a four-day liberty port visit; Transited the San Bernardino Strait northbound on July 30; Conducted a replenishment-at-sea with the USNS Tippecanoe (T-AO 199) on Aug. 2; Transited the Osumi Strait eastbound on Aug. 10; Moored at Berth 6, India Basin on Fleet Activities Sasebo from Aug. 17-20; Transited the Taiwan Strait southbound on Aug. 28.

September 1, USS Antietam moored at Berth 5, RSS Singapura in Singapore for a four-day liberty port visit; Arrived in Sagami Wan, just before midnight, on Sept. 14.

September 15, USS Antietam moored at Berth 7 on Fleet Activities Yokosuka following a four-month patrol; Anchored at A-12 for ammo offload from Sept. 22-27; Anchored at A-12 for ammo onload on Dec. 5; Underway in support of emergent national tasking on Dec. ?.

December 30, USS Antietam moored outboard the USS Shiloh at Berth 7 on Fleet Activities Yokosuka; Anchored at A-12 for a brief stop before moored at Berth 7 on Jan. 13; Underway for Surface Warfare Advanced Tactical Training (SWATT) exercise on Jan. 17.

January 25, 2023 The Antietam moored at Navy Pier on White Beach Naval Facility in Okinawa, Japan, for a one-day port call; Conducted a replenishment-at-sea with the JS Osumi (AOE 426) on Jan. 26; Conducted a replenishment-at-sea with the USNS John Ericsson (T-AO 194), while underway southeast of Okinawa, on Jan. 30; Transited the Korean Strait northbound, just before midnight, on Feb. 3.

February 6, USS Antietam moored at Berth 4, Chuo Pier in Port of Otaru, Hokkaido Prefecture, for a four-day liberty visit in conjunction with the 73rd Sapporo Snow and Ice Festival; Transited the Tsugaru Strait eastbound, just after midnight, on Feb. 11; Anchored off Yokosuka on Feb. 12.

February 13, The Antietam moored outboard the USS Bunker Hill (CG 52) at Berth 7 on Fleet Activities Yokosuka; Anchored off Yokosuka for a brief stop before moored at Berth 7 on Feb. 20; Day-long underway on March 6; Anchored at A-12 for an overnight stop, after a day-long underway, on March 10; Moored at Berth 7 on March 11; Underway again on March 20; Anchored off Yokosuka on March 23.

March 24, USS Antietam moored at Berth 7 on Fleet Activities Yokosuka; Brief underway for a Friends and Family Day Cruise on May 6; Underway for carrier escort duties on May 12; Conducted a replenishment-at-sea with the USNS Wally Schirra (T-AKE 8) on May 17; Anchored at A-10 for ammo onload on May 17; Moored at HMP East, outboard the USS Dewey (DDG 105), on May 19; Moved to Berth 7 on May 23; Underway in Sagami Wan from May 25-26; Underway again on May 28.

June 3, USS Antietam participated in a photo exercise (PHOTOEX) with the USS Ronald Reagan, USS Robert Smalls (CG 62) and USS Shiloh, while underway in the Philippine Sea; Conducted a replenishment-at-sea with the USNS Wally Schirra, while underway southeast of Okinawa, on June 7; Participated in a PHOTOEX on June 9; Conducted a replenishment-at-sea with the USNS Rappahannock (T-AO 204) on June 10 and 13th; Transited the Luzon Strait westbound on June 14; Conducted a replenishment-at-sea with the USS Ronald Reagan, while underway in the South China Sea, on June 17.

June 25, The Antietam moored at Berth 5, Tien Sa Port in Da Nang, Vietnam, for a five-day liberty port visit.

June 25, Capt. Victor J. Garza relieved Capt. Warren D. Smith as the 23rd CO of Antietam during a change-of-command ceremony on board the ship at Tien Sa Port.

July 1, USS Antietam conducted a replenishment-at-sea with the USNS Rappahannock, while underway off the southeast coast of Vietnam; Conducted a replenishment-at-sea with the USNS Carl Brashear (T-AKE 7) on July 4; Transited the Sunda Strait southbound on July 10.

July 16, USS Antietam anchored approximately 3 n.m. off the coast of Tanjung Benoa in Bali, Indonesia, for a two-day liberty port visit; Participated in a PHOTOEX, while underway off the northwest coast of Australia, on July 22; Conducted a replenishment-at-sea with the USNS Carl Brashear on July 23; Conducted a replenishment-at-sea with the USNS Rappahannock on July 27 and Aug. 2.

August 10, The Antietam conducted a replenishment-at-sea with the USNS Carl Brashear, while underway off the east coast of Philippines; Arrived in Sagami Wan on Aug. 21.

August 22, USS Antietam moored at Berth 7 on Fleet Activities Yokosuka following a three-month patrol in the U.S. 7th Fleet Area of Responsibility (AoR).

September 25, The Antietam moored at HMP West on Fleet Activities Yokosuka after a week-long underway for routine training; Underway for a Fall Patrol on Sept. 29.

October 12, USS Antietam moored at Berth 2 in Busan Naval Base, Republic of Korea, for a four-day port visit; Conducted a replenishment-at-sea with the USNS Tippecanoe (T-AO 199) on Oct. 17; Transited the Luzon Strait westbound on Oct. 19; Anchored approximately 6 n.m. off the coast of Manila, Philippines, from Oct. 28- Nov. 1.

November 5, The Antietam conducted a replenishment-at-sea with the USNS Carl Brashear, while underway in the Philippine Sea; Participated in a PHOTOEX on Nov. 7.

November 13, USS Antietam moored at Berth 7 on Fleet Activities Yokosuka following a six-week patrol; Underway again on Nov. 16; Conducted a replenishment-at-sea with the USNS Yukon (T-AO 202) on Nov. 18.

November 21, USS Antietam anchored in Malakal Harbor, off the coast of Koror, Republic of Palau, for a three-day liberty port visit to celebrate the Thanksgiving Day; Moored at Berth 7 on Nov. 30; Anchored at A-12 for ammo offload from Jan. 17-19.

January 26, 2024 USS Antietam departed Yokosuka in support of carrier escort duties for USS Theodore Roosevelt (CVN 71) and a homeport change to Pearl Harbor, Hawaii; Moored at Navy Pier, White Beach Naval Facility in Okinawa from Feb. 1-2.

February 8, The Antietam moored at Berth 2, Tango Wharf in Apra Harbor, Guam, for a five-day liberty port visit; Moored at Berth 2, Sierra Wharf from Feb. ?-21.

March 5, USS Antietam moored at Kings Wharf South in Port of Suva, Fiji, for a three-day port call while underway in support of Oceania Maritime Security Initiative (OMSI) in the southwest Pacific; Moored at Berth 2, Sierra Wharf in Apra Harbor from March 21-26.

April 5, USS Antietam moored at Pier M2 in its new homeport of Joint Base Pearl Harbor-Hickam, following a three-month patrol, after forward-deployed to Japan for 11 years.

June 7, The Antietam moored at Pier M2 after a two-day underway off the coast of Oahu; Moved to Wharf W4, Naval Magazine Lualualei for ammo offload on June 10; Moored at Pier B15 on June 14; Moved to Pier M2 on Sept. 23.

September 27, USS Antietam held a decommissioning ceremony at Mike Pier on Joint Base Pearl Harbor-Hickam, after a 37 years of active service.

September 30, USS Anietam was officially decommissioned and stricken from the U.S. Naval Vessel Register.

September 30, The Antietam moved "dead-stick" from Mike Pier to an anchorage in Middle Loch on Naval Inactive Ship Maintenance Facility (NISMF) Pearl Harbor.