The Green Bay (LPD 20), a San Antonio-class amphibious transport dock, is the second ship of the United States Navy to be named for the city in Wisconsin.

The contract to build her was awarded to Northrop Grumman Ship Systems, Avondale Division of New Orleans, Louisiana, on May 30, 2000, and her keel was laid down on August 11, 2003. The Green Bay was christened on July 15, 2006. Mrs. Rose Magnus, wife of the assistant commandant of the Marine Corps, General Robert Magnus, served as the ship’s sponsor. Cmdr. Calvin D. Slocumb is the prospective commanding officer.

August 6, 2008 The Pre-Commissioning Unit (PCU) Green Bay completed acceptance trials on Aug. 1, sailing from and returning to the Northrop Grumman Shipbuilding (NGSB) shipyard in New Orleans.

August 29, U.S. Navy accepted delivery of the Green Bay from Northrop Grumman Shipbuilding (NGSB) in New Orleans, La.

December 17, LPD 20 arrived at its new homeport of Naval Base San Diego, Calif., for the first time.

January 24, 2009 USS Green Bay was commissioned during a 10 a.m. ceremony at Pier A in Long Beach, Calif.

September 23, The amphibious transport dock ship pulled into Naval Station Pearl Harbor for a routine port call.

September 29, The Green Bay is currently conducting Combat System Ship Qualification Trials (CSSQT) off the coast of Hawaii.

October 10, USS Green Bay arrived in San Francisco, Calif., to participate in Fleet Week 2009.

June 10, 2010 USS Green Bay recently welcomed 72 Midshipmen from the United States Naval Academy for a two-day cruise off the coast of southern California as a part of summer training.

June 11, Cmdr. Kevin P. Meyers relieved Cmdr. Joseph R. Olson as CO of the Green Bay during a change-of-command ceremony at Naval Base San Diego.

August 3, USS Green Bay arrived in Seattle, Wash., to participate in the 61st annual Seattle Seafair Fleet Week.

November 5, The Green Bay is currently underway for a Composite Training Unit Exercise (COMPTUEX) in the SOCAL Op. Area.

February 22, 2011 USS Green Bay departed Naval Base San Diego for its maiden deployment, as part of USS Boxer (LHD 4) Amphibious Ready Group (ARG).

February 28, The Green Bay pulled into Joint Base Pearl Harbor-Hickam for a routine port call.

July 13, Capt. J. Curtis Shaub, Commodore, Amphibious Squadron (PHIBRON) 1, fired XO Cmdr. Ralph C. Jones "after an investigation substantiated allegations of personal misconduct."

July 18, LPD 20 is currently anchored off the coast of Kuwait Naval Base participating in a bilateral amphibious exercise Eager Mace 11-2, between the U.S. and Kuwait Armed Forces.

August 22, The amphibious transport dock ship anchored off the coast of Phuket for a three-day liberty visit to Thailand.

September 2, The Green Bay arrived in Darwin, Australia, for a scheduled port visit.

September 30, USS Green Bay returned to homeport after a seven-month deployment in the U.S. 5th and 7th Fleet Areas of Responsibility (AoR).

February 24, 2012 Cmdr. Putnam H. Browne relieved Cmdr. Kevin P. Meyers as CO of the LPD 20.

June 8, USS Green Bay returned to Naval Base San Diego after successfully completing sea trials following a seven-month Phased Maintenance Availability (PMA) at the BAE Systems San Diego Ship Repair facilily.

July 18, The Green Bay departed San Diego to participate in a Composite Training Unit Exercise (COMPTUEX), as part of the USS Peleliu (LHA 5) ARG; Underway for a Friends and Family Day Cruise on Aug. 6.

August 15, LPD 20 moored at Naval Weapons Station Seal Beach, Calif., for ammo onload. The Peleliu ARG departed today for Certification Exercise (CERTEX).

September 17, USS Green Bay departed homeport for a scheduled deployment; Inport Pearl Harbor, Hawaii, from Sept. 24-25.

October 10, The Green Bay arrived off the coast of Dili, Timor-Leste, to participate in a joint training exercise Crocodilo 2012.

October 18, The amphibious transport dock ship anchored off the coast of Tanjung Benoa, Indonesia, for a three-day visit to Bali.

November 8, USS Green Bay recently anchored off Kuwait naval base for a two-week bilateral exercise Eager Mace 13.

December 5, The Green Bay recently arrived off the coast of Djibouti to offload Marines and equipment for an 18-day training exercises with the French military.

December 13, USS Green Bay departed Jebel Ali, U.A.E., after a liberty visit to Dubai.

January 26, 2013 LPD 20 departed Manama, Bahrain, after a routine port call.

February 8, USS Green Bay recently participated in a biennial multinational exercise Leading Edge 13 in the United Arab Emirates.

February 17, The Green Bay pulled into Mina Zayed Port in Abu Dhabi, U.A.E., for a scheduled port visit to represent the U.S. Navy at the International Defense Exhibition and Naval Defense Exhibition (IDEX/NAVDEX) 2013.

April 15, The amphibious transport dock ship anchored in Victoria Harbour for a four-day port visit to Hong Kong; Inport Pearl Harbor from May 3-6.

May 14, USS Green Bay returned to San Diego after an eight-month deployment in the U.S. 5th and 7th Fleet AoR.

June 10, Capt. Gregory C. Huffman relieved Cmdr. Putnam H. Browne as the 5th CO of Green Bay during a change-of-command ceremony aboard the ship at sea. LPD 20 moored today at Naval Weapons Station Seal Beach for ammo offload.

July 10, The Green Bay commenced an 11-month Drydocking Selected Restricted Availability (DSRA). Entered the dry-dock at NASCCO shipyard on Oct. 28; Undocked and moved to BAE Systems shipyard on March 10, 2014; Underway for sea trials from June 11-13.

July 9, 2014 USS Green Bay moored at Bravo Pier, Naval Air Station North Island for ammo onload; Underway for a for a day-long Career Orientation Training for Midshipmen (CORTRAMID) Cruise on July 15; Underway for routine training on July 22.

August 1, Capt. Kristy D. McCallum relieved Capt. Gregory C. Huffman as CO of LPD 20 during a change-of-command ceremony aboard the ship at sea.

August 11, LPD 20 departed Naval Base San Diego for routine training in the SOCAL Op. Area.

August 18, The Green Bay recently moored at Deperming Pier on Naval Base Point Loma for a nine-day magnetic treatment (DEPERM); Underway for local operations in early September.

October 28, USS Green Bay is currently underway for a Board of Inspection and Survey (INSURV) preparations. Underway for routine training on Dec. 1; Underway for INSURV assessment on Dec. 16.

January 21, 2015 The amphibious transport dock ship returned to Naval Base San Diego after a week-long underway for routine training.

January 26, USS Green Bay departed San Diego for a homeport change to Sasebo, Japan; Anchored off Camp Pendleton for onload on Jan. 26.

January 27, The Green Bay moored at Naval Weapons Station Seal Beach, Calif., for a brief port call to onload ammunition.

February 4, LPD 20 recently arrived off the coast of Marine Corps Air Station Kaneohe Bay at Oahu, Hawaii, for deck landing qualifications.

February 19, USS Green Bay arrived in its new homeport of Fleet Activities Sasebo at Nagasaki Prefecture, Japan, for the first time; Moved from Berth 3, India Basin to Berth 1, Juliet Basin Wharf on Feb. 2?; Anchored in Sasebo Harbor for onload from March 2-3.

March 4, USS Green Bay departed Sasebo for an annual Spring Patrol as part of the USS Bonhomme Richard (LHD 6) ARG.

March 5, The amphibious transport dock ship moored at Navy Pier, White Beach Naval Facility in Okinawa, Japan, for a two-day port call to onload elements from the 31st MEU before conducting Amphibious Integration Training (AIT) and Certification Exercise (CERTEX).

March 28, The Green Bay anchored off Pohang, ROK, to participate in annual combined exercise Ssang Yong; Moored again at Navy Pier, Okinawa, for offload from April 5-8.

April 14, USS Green Bay moored at Alava Pier in Subic Bay, Republic of the Philippines, in preparation for annual bilateral combined exercise Balikatan, that will be held near Zambales province, from April 20-29; Moored at Alava Pier again from April 29- May 2.?

May 7, USS Green Bay moored at Berth 7, India Basin in Sasebo after completing its first patrol as part of Forward Deployed Naval Forces (FDNF) in the U.S. 7th Fleet Area of Responsibility (AoR).

June 2, The Green Bay departed homeport for a Summer Patrol as part of the BHR Expeditionary Strike Group (ESG) 7; Anchored in Sasebo Harbor for onload from June 2-3.

June 6, LPD 20 moored at Navy Pier on White Beach Naval Facility, Okinawa, for a three-day port call to onload Marines and equipment.

June 19, USS Green Bay rescued three Indonesian mariners from a sinking raft, using the ship's rigid hull inflatable boat (RHIB), while transiting the Makassar Strait southbound.

June 25, USS Green Bay moored at Berth F, Victoria Quay in Port of Fremantle, Australia, for a five-day port visit to Perth.

July 7, The amphibious transport dock ship moored at Fort Hill Wharf in Darwin, Australia, for a brief port call to conduct offload in support of biennial exercise Talisman Sabre; Anchored off Darwin for backload on July 25; Moored at Fort Hill Wharf again from July 27-30.

August 7, The Green Bay pulled into Apra Harbor, Guam, for a scheduled port visit before participating in Certification Exercise (CERTEX).

August 9, Pfc. Joshua J. Stewart, assigned to Combat Logistics Battalion 31, 31st MEU, was lost after being swept out to sea, at approximately 5:00 p.m. local time, while swimming outside the Tumon Bay reef in Guam.

August 27, LPD 20 moored at Navy Pier, White Beach Naval Facility for offload.

September 2, USS Green Bay moored at Berth 1, Juliet Basin Wharf on Fleet Activities Sasebo following a three-month western Pacific patrol.

September 11, The Green Bay anchored in Sasebo Harbor for ammo offload; Returned home on Sept. 12.

June 4, 2016 USS Green Bay departed homeport for a four-day underway to conduct sea trials, following an extended eight-month Selected Restricted Availability (SRA); Anchored in Sasebo Harbor for ammo onload from June 8-10; Underway again on June 13.

June 17, The amphibious transport dock ship moored at Harbor Master Pier (HMP) East in Fleet Activities Yokosuka, Japan, for a three-day port call; Moored at Navy Pier, White Beach Naval Facility from June 23-25; Moored at Berth 7, India Basin on June 30.

July 20, Capt. Nathan J. Moyer relieved Capt. Kristy D. McCallum as the 7th CO of Green Bay during a change-of-command ceremony aboard the ship at CFAS.

August 2, USS Green Bay departed Fleet Activities Sasebo for local operations; Anchored in Sasebo Harbor on Aug. 4; Underway for a Fall Patrol on Aug. 8.

August 18, The Green Bay moored at Navy Pier on White Beach Naval Facility, Okinawa, for a three-day port call to conduct onload.

September 18, USS Green Bay participated in a Missile Exercise (MISSILEX) off the coast of Guam, with the USS Bonhomme Richard, USS Germantown (LSD 42) and USNS Charles Drew (T-AKE 10), as part of a biennial field training exercise Valiant Shield 2016; Transited the San Bernardino Strait southbound on Sept. 27.

September 29, LPD 20 moored at China Merchants Wharf in Kennedy Town, Hong Kong Island, for a three-day liberty port visit.

October 5, The Green Bay moored at Alava Pier in Subic Bay, Republic of the Philippines, for a brief port call before participating in Amphibious Landing Exercise (PHIBLEX) 2017; Moored at Alava Pier again for backload from Oct. 10-11.

October 15, USS Green Bay moored at Sepanggar Naval Base in Kota Kinabalu, Malaysia, for a scheduled port visit.

October 26, The Green Bay moored at Navy Pier, White Beach Naval Facility for a four-day port call in preparation for amphibious training exercise Blue Chromite 17; Moored at Navy Pier again for offload from Nov. 4-?.

November 10, USS Green Bay moored at Berth 7, India Basin in Fleet Activities Sasebo following a three-month patrol.

January 17, 2017 The amphibious transport dock ship departed Sasebo for a brief underway to conduct Mid-Cycle Inspection (MCI) preparations.

January 25, USS Green Bay departed Fleet Activities Sasebo for an annual Spring Patrol; Anchored in Sasebo Harbor for ammo onload from Jan. 25-26; Anchored off Okinawa on Jan. 29; Moored at Navy Pier for onload from Jan. 30- Feb. 2.

February 10, USS Green Bay moored at Berth 4, Chuk Samet Port in Sattahip, Thailand, to participate in annual U.S./Thai exercise Cobra Gold; Underway for at-sea phase on Feb. 16.

From February 21-22, the Green Bay conducted deck landing qualifications with one U.S. Army's CH-47F Chinook and two UH-60Q Black Hawks, assigned to the 25th Combat Aviation Brigade (CAB), while underway in the Gulf of Thailand; Inport Sattahip again from Feb. 24-26; Anchored off Sattahip for backload on Feb. 26.

March 4, USS Green Bay transited the Luzon Strait eastbound after conducted routine operations in the South China Sea; Anchored off White Beach Naval Facility in Okinawa, Japan, on March 5; Moored at Navy Pier from March 6-8; Completed Amphibious Integration Training (AIT) and Certification Exercise (CERTEX) on March 29; Moored at Navy Pier for offload from April 5-7; Anchored off Yokosuka for a brief stop on April 10.

April 13, USS Green Bay moored at Berth 7, India Basin in Fleet Activities Sasebo after completing an 11-week patrol.

From April 18-19, the amphibious transport dock ship was underway for Mid-Cycle Inspection (MCI) preparations; Underway for MCI rehearsal from May 3-4; Underway for MCI assessment from May 10-11.

June 2, USS Green Bay departed Sasebo for a routine western Pacific patrol; Anchored in Sasebo Harbor for ammo onload from June 2-3.

June 6, The Green Bay moored at Navy Pier, White Beach Naval Facility for a four-day onload; Transited the Jomard Strait southbound on June 22.

June 28, USS Green Bay moored at Wharf 7 in Port of Cairns, Australia, for a five-day liberty visit before participating in a biennial exercise Talisman Sabre 2017.

July 24, LPD 20 anchored in Shoalwater Bay, off the coast of Queensland, Australia, for a brief stop to conduct backload; Moored at Wharf 8, Container Terminal in Port of Brisbane on July 27; Moved to Coal Wharf on July 31; Departed Brisbane on Aug. 2.

August 5, A MV-22B Osprey (Bureau #168634), assigned to the "Dragons" of Marine Medium Tiltrotor Squadron (VMM) 265 (Reinforced), crashed approximately 18 miles off the coast of Shoalwater Bay while attempting to land on the USS Green Bay, at about 4.07 p.m. local time, smashing into its deck and sliding into the ocean. Twenty-three personnel aboard have been rescued. Lt. Benjamin R. Cross, Cpl. Nathaniel F. Ordway and Pfc. Ruben P. Velasco were lost at sea.

August 18, The Green Bay anchored off Shoalwater Bay Training Area to conduct backload after completing Amphibious Integration Training (AIT) and Certification Exercise (CERTEX); Moored at Navy Pier, White Beach Naval Facility for offload and to embark "Tigers" from Sept. 1-4; Anchored at A-39 in Sasebo Harbor for ammo offload on Sept. 6.

September 7, USS Green Bay moored at Berth 1, Juliet Basin Wharf in Fleet Activities Sasebo following a three-month patrol.

December 14, Capt. Thomas E. Shultz relieved Capt. Nathan J. Moyer as CO of the Green Bay during a change-of-command ceremony aboard the ship.

March 1, 2018 The Green Bay moored at Berth 3, Juliet Basin Wharf after a three-day underway for sea trials, following a five-month Selected Restricted Availability (SRA); Moored at Berth 1, Juliet Basin Wharf after a day-long underway for Type Commander (TYCOM) Material Readiness Inspection (TMI) on March 6.

March 12, USS Green Bay departed Sasebo for an annual Spring Patrol, as part of the USS Wasp (LHD 1) Expeditionary Strike Group (ESG) 7; Anchored at A-39 for ammo onload from March 12-14.

March 16, The Green Bay moored at Navy Pier on White Beach Naval Facility, Okinawa, for a three-day onload; Participated in Amphibious Integration Training (AIT) from March 19-27; Transited the Korean Strait northbound on March 30.

April 9, USS Green Bay recently transited the Korean Strait southbound after an eight-day underway off the coast of Pohang, Republic of Korea, in support of amphibious landing exercise Ssang Yong 2018, as part of the annual joint exercise Foal Eagle.

From April 13-18, the Green Bay participated in a Certification Exercise (CERTEX) off the coast of Camp Schwab, Okinawa; Moored at Navy Pier for offload from April 21-23.

April 28, USS Green Bay moored at Berth 1, Juliet Basin Wharf in Fleet Activities Sasebo following a seven-week patrol.

August 3, USS Green Bay departed Sasebo for routine Fall Patrol as part of the USS Wasp ARG; Conducted operations in Sagami Wan from Aug. 5-6.

August 12, The Green Bay moored at Navy Pier on White Beach Naval Facility, Okinawa, for a three-day onload; Anchored off White Beach for a brief stop on Aug. 17; Conducted operations northeast of Aguni Island from Aug. 20-21; Completed AIT/CERTEX off the east coast of Okinawa on Sept. 4.

September 25, USS Green Bay moored at Berth 1, Juliet Basin Wharf in Fleet Activities Sasebo following a 53-day patrol.

October 8, The Green Bay departed homeport to offload elements from the 31st MEU; Moored at Navy Pier, White Beach Naval Facility from Oct. 15-16; Returned to Sasebo on Oct. 19; Underway again from Oct. 26-27 and Nov. ?.

November 13, USS Green Bay anchored off the coast of Port Moresby, Papua New Guinea, for a six-day port visit in support of the Asia-Pacific Economic Cooperation (APEC) conference.

November 21, LPD 20 moored at Wharf 7 in Port of Cairns, Australia, for a five-day liberty visit to celebrate the Thanksgiving Day; Moored at Berth 4 in Port of Townsville, to embark eight U.S. Coast Guard Transportable Port Security Boats (TPSB), from Nov. 27-28; Moored at Navy Pier, White Beach Naval Facility for a brief stop on Dec. 6.

December 8, USS Green Bay moored at Berth 1, Juliet Basin Wharf in Fleet Activities Sasebo.

January 11, 2019 USS Green Bay departed Fleet Activities Sasebo for an annual Spring Patrol.

January 12, The Green Bay participated in a photo exercise (PHOTOEX) with the USS Wasp and JS Kunisaki (LST 4003), while underway in the East China Sea; Moored at Navy Pier, White Beach Naval Facility for onload from Jan. 14-18.

February 7, USS Green Bay moored at Berth 4, Chuk Samet Port in Sattahip, Thailand, for a six-day port visit before participating in annual exercise Cobra Gold; Conducted an amphibious assault at Hat Yao Beach in Sattahip ion Feb. 16.

February 17, The Green Bay conducted a replenishment-at-sea with the USNS Guadalupe (T-AO 200), while underway in the Gulf of Thailand; Conducted deck landing qualifications with two U.S. Air Force's CV-22 Ospreys, assigned to the 353rd Special Operations Group Det. 1, on Feb. 18; Inport Sattahip again from Feb. 21-25.

March 2, The amphibious transport dock ship transited the Surigao Strait northbound; Conducted a replenishment-at-sea with the USNS Pecos (T-AO 197), while underway in the Philippine Sea on March 2.

March 5, USS Green Bay moored at Berth 5, Victor Wharf in Apra Harbor, Guam, for a two-day port visit before participating in a Multi-Sail exercise with the ships from Destroyer Squadron (DESRON) 15; Moored at Naval Base Guam again from March 18-21; Moored at Navy Pier, White Beach Naval Facility for offload from March 25-26; Brief stop in Sagami Wan on March 28.

March 30, USS Green Bay moored at Berth 1, Juliet Basin Wharf in Fleet Activities Sasebo following a three-month patrol.

May 28, The Green Bay recently departed Fleet Activities Sasebo for a routine patrol, as part of the USS Wasp (LHD 1) ARG; Arrived off the coast of Okinawa on May 30; Moored at Navy Pier, White Beach Naval Facility for onload from May 31- June 2.

June 18, USS Green Bay moored at the newly constructed Wagner's Pinkenba Wharf in Port of Brisbane, Australia, for a four-day visit before participating in Amphibious Integration Training (AIT) and Certification Exercise (CERTEX) at the Shoalwater Bay Training Area in Queensland, ahead of biennial exercise Talisman Sabre 2019.

June 21, Capt. Michael J. Harris relieved Capt. Thomas E. Shultz as CO of the Green Bay during a change-of-command ceremony on board the ship in Port of Brisbane.

July 26, USS Green Bay moored at Wharf 7 in Port of Cairns, Australia, for a five-day liberty visit; Moored at Navy Pier, White Beach Naval Facility for offload from Aug. 13-18; Transited the Taiwan Strait northbound on Aug. 23; Moored at Navy Pier again from Aug. 25-27.

September 5, USS Green Bay moored at Berth 3, Juliet Basin Wharf in Fleet Activities Sasebo following a three-month patrol.

September 20, The Green Bay moored at Berth 3, Juliet Basin Wharf after a four-day underway for routine training; Underway again on Sept. 25; Brief stop off White Beach Naval Facility for onload on Sept. 26; Transited the Surigao Strait southbound on Sept. 28.

September 30, USS Green Bay arrived off the coast of Blue Beach, Sabah, Malaysia, to participate in a joint amphibious exercise Tiger Strike 2019; Transited the Surigao Strait northbound, just after midnight, on Oct. 6; Returned home on Oct. 10.

October 16, The Green Bay recently anchored in Sasebo Harbor for ammo offload; Moored at Berth 7, India Basin on Oct. 17.

January 10, 2020 USS Green Bay departed Sasebo for a routine patrol, as part of the USS America (LHA 6) ESG-7.

January 19, The Green Bay moored at Navy Pier on White Beach Naval Facility, Okinawa, for a three-day onload before conducting Amphibious Integration Training (AIT); Conducted a replenishment-at-sea with the USNS Richard E. Byrd (T-AKE 4), while underway east of Okinawa, on Feb. 3; Anchored off White Beach from Feb. 7-8.

February 20, USS Green Bay arrived off the coast of Sattahip, Thailand, to offload vehicles in preparation for annual exercise Cobra Gold 2020; Moored at Berth 5, Chuk Samet Port from Feb. 22-26 and March 6-9.

March 9, Capt. John J. Barnett relieved Capt. Michael J. Harris as the 10th commanding officer of LPD 20.

March 10, USS Green Bay anchored off the coast of Sattahip for backload; Participated in a photo exercise (PHOTOEX) with the USS Theodore Roosevelt (CVN 71) CSG and USS McCampbell (DDG 85), while underway in the South China Sea on March 15; Moored at Berth 1, Victor Wharf in Apra Harbor, Guam, from March 21-22.

March 24, The Green Bay participated in a PHOTOEX with the USS Theodore Roosevelt, USS America, USS Germantown (LSD 42), USS Blue Ridge (LCC 19), USS Bunker Hill (CG 52) and USS Mustin (DDG 89), while underway in the Philippine Sea; Moored at Navy Pier on White Beach Naval Facility for offload from March 28-30.

April 3, USS Green Bay moored at Berth 1, Juliet Basin Wharf in Fleet Activities Sasebo following a three-month patrol.

June 3, Capt. James T. Robinson relieved Capt. John J. Barnett as CO of the Green Bay during a change-of-command ceremony at the fitness facility on Fleet Activities Sasebo.

September 3, The Green Bay emergency sortied from Fleet Activities Sasebo due to approaching Typhoon Haishen; Transited the Korean Strait northbound on Sept. 4; Conducted operations off the coast of Niigata Prefecture on Sept. 8; Transited the Korean Strait southbound on Sept. 11; Returned home on Sept. 12; Underway again on Oct. 13.?

October 18, USS Green Bay moored at Berth 12 in Fleet Activities Yokosuka, on Sunday evening, for a 15-day training availability (TRAV); Moored at Berth 7, India Basin in Fleet Activities Sasebo on Nov. 8; Underway again on Feb. 5.

February 14, 2021 The Green Bay anchored approximately 1 n.m. off the coast of White Beach Naval Facility, Okinawa, for a one-day stop; Anchored at A-37 in Sasebo Harbor on Feb. 23; Moored at Berth 1, Juliet Basin Wharf on Feb. 24; Underway again on March 23; Brief stop in Sagami Wan on March 29; Returned home on April 1.

April 29, USS Green Bay moored at Berth 1, Juliet Basin Wharf in Fleet Activities Sasebo after a three-week underway for routine training; Underway again from May 3-5, May 11-14 and July 27.

From July 30-31, the Green Bay conducted operations in Sagami Wan; Transited the Korean Strait northbound on Aug. 4; Moored at Berth 7, India Basin on Aug. 5; Underway again on Aug. 9; Transited the Korean Strait northbound on Aug. 1?.

August 18, The Green Bay conducted a replenishment-at-sea with the USNS Tippecanoe (T-AO 199), while underway in the Philippine Sea; Conducted a replenishment-at-sea again on Aug. 23; Conducted a replenishment-at-sea with the USNS Matthew Perry (T-AKE 9), while underway in the East China Sea, on Sept. 4.

September 8, USS Green Bay participated in a PHOTOEX with the Royal Thai Navy ships, while underway in the Gulf of Thailand, as part of Cooperation Afloat Readiness and Training (CARAT) exercise; Moored at Navy Pier on White Beach Naval Facility from Sept. 17-20 and Sept. 30- Oct. 5; Anchored in Nakagusuku Bay from Oct. 6-7; Anchored in Sasebo Harbor for ammo offload on Oct. 18.

October 22, USS Green Bay moored at Berth 1, India Basin in Fleet Activities Sasebo following a two-and-a-half month patrol.

January 5, 2022 The Green Bay anchored in Sasebo Harbor for ammo onload; Moored at Berth 1, India Basin on Jan. 8; Underway again from Jan. 11-12.

January 14, USS Green Bay departed Sasebo for a Spring Patrol, as part of the USS America ESG-7.

January 20, The Green Bay moored at Navy Pier on White Beach Naval Facility, Okinawa, for a three-day port call to conduct onload; Conducted a replenishment-at-sea with the USNS Yukon (T-AO 202), while underway off the east coast of Okinawa, on Feb. 3 and 15th; Transited the Surigao Strait southbound on Feb. 20.

February 27, USS Green Bay arrived off the coast of Sattahip, Thailand, to participate in annual exercise Cobra Gold; Anchored approximately 15 n.m. southwest of Chuk Samet Port from Feb. 28- March 1.

March 12, The Green Bay moored at Berth 3, Tango Wharf in Apra Harbor, Guam, for a six-day port call before participating in a Multi Sail exercise with Destroyer Squadron (DESRON) 15; Moored at Berth 3, Tango Wharf again from March 28-30; Moored at Navy Pier, White Beach Naval Facility for offload from April 5-6.

April 8, USS Green Bay moored at Berth 1, Juliet Basin Wharf in Fleet Activities Sasebo following a three-month patrol.

May 12, Capt. Severn B. Stevens relieved Capt. James T. Robinson as CO of the LPD 20 during a change-of-command ceremony aboard the ship.

May 23, The Green Bay departed Fleet Activities Sasebo; Moored at Berth 4/5, Victor Wharf in Apra Harbor, Guam, from May 28-30; Moored at Navy Pier, White Beach Naval Facility from June 13-15; Moored at Berth 4/5, Victor Wharf again from June 21-28; Transited the Surigao Strait southbound on July 2.

July 17, The Green Bay moored at Rivera Wharf East in Subic Bay, Republic of the Philippines, for a four-day port call.

August 11, USS Green Bay moored at Berth 7, India Basin in Fleet Activities Sasebo following a two-and-a-half month patrol.

November 29, The Green Bay anchored in Sasebo Harbor for ammo onload; Underway again on Dec. 2; Moored at Navy Pier, White Beach Naval Facility for a brief stop on Dec. 9; Returned home on Dec. 11.

January 13, 2023 USS Green Bay departed Sasebo for an annual Spring Patrol, as part of the USS America (LHA 6) ESG.

January 15, The Green Bay moored at Navy Pier, White Beach Naval Facility in Okinawa for a four-day port call to onload Marines and equipment; Moored at Navy Pier again for a brief stop on Feb. 10; Moored at General Purpose Wharf on Marine Corps Air Station (MCAS) Iwakuni, Yamaguchi Prefecture, from Feb. 15-19 and Feb. 23-27.

March 1, USS Green Bay participated in a PHOTOEX with the USS America, JS Osumi (LST 4001), JS Hirashima (MSC 601) and JS Yakushima (MSC 602), while underway off the west coast of Kyushu, as part of exercise Iron Fist 23; Moored at Navy Pier on White Beach Naval Facility for offload from March 13-15.

March 18, The Green Bay moored at Berth 1 in Busan Naval Base, Republic of Korea, for a week-long port visit.

March 26, USS Green Bay moored at Berth 7, India Basin in Fleet Activities Sasebo following a two-and-a-half month patrol; Anchored in Sasebo Harbor for a brief stop before underway again on May 30.

June 5, The Green Bay moored at Navy Pier on White Beach Naval Facility in Okinawa for a three-day port call to conduct onload; Moored at Navy Pier again from June 12-14.

June 25, USS Green Bay moored at International Cruise Terminal in Port of Brisbane, Australia, for a three-day liberty visit; Moored at Fleet Base East (FBE) Berth 2/3, Garden Island Naval Base in Sydney, Australia, from July 11-16; Conducted a replenishment-at-sea with the USNS Yukon (T-AO 202), while underway off the coast of Queensland, on July 20.

July 29, USS Green Bay participated in a PHOTOEX with 12 other ships, as part of a biennial exercise Talisman Sabre 23, while underway off the coast of Mackay; Conducted a replenishment-at-sea with the USNS Matthew Perry (T-AKE 9) on July 29; Moored at FBE Berth 2/3, Garden Island Naval Base in Sydney from Aug. 7-10; Brief stop in Sydney Harbour on Aug. 11.

August 14, The Green Bay moored at Wharf 12 in Port of Cairns, Australia, for a six-day visit; Transited the Torres Strait westbound on Aug. 24; Moored at North Jamrud Pier, Tanjung Perak Port in Surabaya, Indonesia, in support of exercise Super Garuda Shield 23, from Aug. 30- Sept. 8; Moored at North Jamrud Pier again for a brief stop on Sept. 12.

September 18, LPD 20 conducted a replenishment-at-sea with the USNS Wally Schirra (T-AKE 8), while underway in the Philippine Sea; Moored at Navy Pier on White Beach Naval Facility for offload from Sept. 20-26.

September 28, USS Green Bay moored at Berth 1, India Basin in Fleet Activities Sasebo following a four-month Summer Patrol; Underway again on Nov. 3.

November 8, The Green Bay moored at Berth 3, Tango Wharf in Apra Harbor, Guam, for a nine-day port call; Moored at Berth 7, India Basin on Nov. 22; Underway again on Jan. 22.

January 26, 2024 USS Green Bay moored at Navy Pier on White Beach Naval Facility in Okinawa for a four-day port call to conduct onload; Conducted a replenishment-at-sea with the USNS Carl Brashear (T-AKE 7), while underway east of Okinawa for Amphibious Integration Training (AIT), on Feb. 8; Moored at Navy Pier again from Feb. 17-19; Anchored in Sasebo Harbor on Feb. 2?.

February 23, USS Green Bay moored at Berth 7, India Basin in Fleet Activities Sasebo; Underway in support of exercise Iron Fist 24 on March 7; Moored at Navy Pier, White Beach Naval Facility from March 14-16; Anchored in Sasebo Harbor for ammo offload on March 1?; Moored at Berth 7, India Basin on March 21.

June 17, The Green Bay anchored in Sasebo Harbor for a brief stop before underway for routine training; Conducted deck landing qualifications in Sagami Wan on June 20; Anchored at A-39 in Sasebo Harbor for ammo onload on June 24; Moored at Berth 7, India Basin on June 26.

July 10, Capt. Aaron P. DeMeyer relieved Capt. Severn B. Stevens as the 13th CO of Green Bay during a change-of-command ceremony in the ship's well deck.

July 15, USS Green Bay departed Sasebo for an annual Summer Patrol, as part of the USS America ESG.

July 16, The Green Bay moored at Navy Pier on White Beach Naval Facility in Okinawa for a three-day onload; Moored at Navy Pier for a brief stop to refuel and supplies on Aug. 5; Moored at Navy Pier again, following the completion of AIT/CERTEX, from Aug. 15-18.

August 27, USS Green Bay moored at North Jamrud Pier, Tanjung Perak Port in Surabaya, Indonesia, for a two-day visit in support of exercise Super Garuda Shield 24; Transited southbound off the east coast of Madura Island, just before midnight, on Aug. 29; Conducted operations off the northeast coast of Java from Aug. 30- Sept. 2 and Sept. 5.

September 12, USS Green Bay moored at Berth 3, East Arm Wharf in Port of Darwin, Australia, for a two-day visit; Anchored off White Beach Naval Facility for offload on Sept. 22; Moored at Navy Pier from Sept. 23-24.

September 26, USS Green Bay moored at Berth 1, Akasaki Pier in Fleet Activities Sasebo following a 73-day patrol; Anchored at A-39 for a brief stop on Sept. 30; Moved to Berth 7, India Basin on Oct. 4.

October 31, The Green Bay moored at Berth 1, Akasaki Pier in Fleet Activities Sasebo after a nine-day underway in support of biennial field training exercise Keen Sword 25; Anchored in Sasebo Harbor for ammo offload on Nov. 4.

November 10, USS Green Bay departed Sasebo, Japan, for a homeport change to San Diego, California; Moored at Pier M1/M2 on Joint Base Pearl Harbor-Hickam, Hawaii, from Nov. 22- Dec. 2.

November 25, BAE Systems San Diego Ship Repair was awarded a $212,1 million contract for a Drydocking Selected Restricted Availability (DSRA) of LPD 20. This contract includes options, which, if exercised, would bring its cumulative value to $238,8 million and the work is expected to be completed by October 2026.

December 9, USS Green Bay moored at Berth 5, Pier 7 in its new homeport of Naval Base San Diego after forward-deployed to Japan for nearly 10 years.

January 6, 2025 USS Green Bay departed Naval Base San Diego to offload ammunition; Moored at Naval Weapons Station Seal Beach from Jan. 6-9; Moored at Berth 5, Pier 7 on Jan. 10.