The Toledo (SSN 769) is the 20th Los Angeles-Improved class attack submarine and the third ship of the U.S. Navy to be named for Toledo, Ohio. The contract to build her was awarded to Newport News Shipbuilding and Dry Dock Company in Newport News, Virginia on June 10, 1988, and her keel was laid down on May 6, 1991. She was christened and launched on August 28, 1993, sponsored by Mrs. Sabra Smith, and commissioned on February 24, 1995, with Cmdr. Jack Loye III in command.

February 16, 2002 USS Toledo departed homeport for a six-month deployment, with the USS John F. Kennedy (CV 67) Battle Group, in support of Operation Enduring Freedom. The sub returned to Groton in August or September.

February 10, 2003 USS Toledo departed Groton, Conn., for a surge Mediterranean deployment.

February 25, SSN 769 moored outboard the USS Emory S. Land (AS 39), while at anchor off Souda Bay, Crete, for a brief port call to get tender support services.

March 20, The Toledo launched its first Tomahawk Land Attack Missiles (TLAMs), from the station in the eastern Mediterranean, in support of Operation Iraqi Freedom.

April 15, USS Toledo, commanded by Cmdr. Michael T. Poirier, returned to Naval Submarine Base New London after rapid response, two-month, wartime patrol.

December 7, 2004 USS Toledo returned to homeport after a six-month deployment in the Persian Gulf with the John F. Kennedy carrier strike group that included port calls in Crete, Dubai, and Bahrain. Her route home from Bahrain was unusual, rounding the Cape of Good Hope rather than using the Suez Canal. Once back in the North Atlantic, she was diverted for a classified drug interdiction mission with the Joint Interagency Task Force–South in the Caribbean Sea.

April 25, 2005 The nuclear-powered attack submarine pulled into Fort Lauderdale, Fla., to participate in Fleet Week 2005.

January 31, 2006 SSN 769 departed Groton, Conn., for a scheduled deployment.

April 8, The Toledo departed the port of Jebel Ali, United Arab Emirates, after a brief visit. She is currently operating in the U.S. 5th Fleet AoR in support of maritime security operations (MSO).

August 10, Cmdr. Howard Goldman relieved Cmdr. John Schnieder as commanding officer of USS Toledo.

January 11, 2007 USS Toledo departed Naval Submarine Base New London for Newport News Shipyard where it will undergo a routine Depot Modernization Period (DMP) during which time it will be temporarily homeported in Norfolk.

February 21, 2009 Northrop Grumman Shipbuilding redelivered the Groton-based submarine to the Navy after the ship successfully completed sea trials. The two-year work included upgrading the Toledo's sonar, combat and weapons systems, and performing maintenance on the living areas and propulsion systems.

March 5, Cmdr. Douglas E. Reckamp relieved Cmdr. Howard Goldman as CO of the Toledo during a change-of-command ceremony aboard the submarine in Norfolk.

March 13, USS Toledo returned to Groton, Connecticut, after a 26-month depot modernization period.

April 26, SSN 769 pulled into Port Canaveral, Fla., to embark members of the media enroute to Port Everglades for a Fleet Week celebration.

July 21, The Toledo crew members recently discovered a 21-inch crack in the topside hull, just before underway for local operations, as well as a corresponding one-inch crack in the pressure hull that would have leaked water if the ship was submerged. The U.S. Navy is currently conducting additional tests to determine the extent of the crack and the proper procedures to repair it.

February 5, 2010 USS Toledo departed Magnetic Silencing Facility, at the Trident Refit Facility at Submarine Base Kings Bay, after completing a four-day electromagnetic trial period.

January 20, 2011 USS Toledo returned to Naval Submarine Base New London after a six-month deployment in the African and Central Command Areas of Responsibility. The improved Los Angeles-class attack submarine traveled nearly 40,000 miles and visited Bahrain; Limasol, Cyprus and Haifa, Israel.

July 15, Cmdr. Sam R. Geiger relieved Cmdr. Douglas E. Reckamp as CO of the SSN 769 during a change-of-command ceremony on board the sub at NSB New London.

March 23, 2012 USS Toledo departed Groton for a scheduled Middle East deployment.

June 28, The Los Angeles-Improved class attack submarine moored at Khalifa Bin Salman Port at Hidd, Bahrain, for a 12-day port call.

August 25, The Toledo returned to Mediterranean Sea after transiting Suez Canal.

October 12, USS Toledo returned to homeport after a nearly seven-month deployment.

December 17, General Dynamics Electric Boat Corp. was awarded a $47,7 million modification to previously awarded contract (N00024-12-C-4301) to exercise the option for the execution work necessary to prepare for and accomplish maintenance and modernization work for the USS Toledo's Drydocking Selected Restricted Availability (DSRA). Work is expected to be completed by September 2013.

May 16, 2014 Cmdr. Michael J. Majewski relieved Cmdr. Sam R. Geiger as the 9th commanding officer of Toledo during a pierside ceremony at NSB New London. USS Toledo recently completed sea trials after an extended 18-month DSRA.

July 16, SSN 769 departed Naval Submarine Base New London for local operations.

July 31, 2015 USS Toledo moored at Berth 6, Pier 3 on Naval Station Norfolk for a three-day port visit; Brief stop off Norfolk on Aug. 6; Moored at Naval Station Mayport, Fla., from Aug. ?-11; Brief stop off Mayport on Aug. 15; Brief stop at Trident Wharf in Port Canaveral, Fla., on Aug. 25.

August 28, The Toledo moored at Pier 31 on NSB New London after a five-week underway.

September 25, USS Toledo departed homeport for a scheduled Middle East deployment.

October 8, The Toledo moored at Milhaud Pier 5W in Toulon Naval Base, France, for a three-day port call.

October 16, The Los Angeles-Improved class attack submarine moored at West Fuel Berth K14 in Souda Bay, Crete, for a four-day port call; Transited the Suez Canal on Oct. 22.

November 27, USS Toledo departed Khalifa Bin Salman Port (KBSP), Bahrain, after a liberty visit to Manama.

March 29, 2016 SSN 769 transited the Suez Canal northbound, escorted by USS Bulkeley (DDG 84); Brief stop off Groton to embark Nuclear Propulsion Examination Board (NPEB) personnel for Operational Reactor Safeguards Examination (ORSE) on April 23.

April 25, USS Toledo moored at Pier 8S on NSB New London following an extended seven-month deployment. The sub traveled 31,000 nautical miles and also made port calls to Jebel AIl, United Arab Emirates; Duqm, Oman; and Rota, Spain.

July 22, Cmdr. Orville W. Cave, II relieved Cmdr. Michael J. Majewski as CO of the Toledo during a change-of-command ceremony on board the sub at NSB New London.

August 2, USS Toledo moored at Trident Wharf in Port Canaveral, Fla., for a brief stop; Moored at Naval Station Mayport, Fla., from Aug. 3-4; Brief stop at Mayport on Aug. 5; Moored at Trident Wharf in Port Canaveral from Aug. 6-12; Brief stop at Trident Wharf again on Aug. 15 and 19th; Returned home on Aug. 26; Underway again on Sept. ?.

September 8, The Toledo moored at Shearwater Jetty on Canadian Forces Base (CFB) Halifax, Nova Scotia, for a four-day port visit before participating in at-sea phase of NATO anti-submarine warfare exercise Cutlass Fury 2016.

January 8, 2017 USS Toledo made a brief stop off Groton to conduct personnel transfer while underway for sea trials; Brief stop off Groton again on Jan. 10 and Jan. 13; Underway for routine training on April ?; Brief stop off Groton on April 7; Returned home on April 12; Underway again on April 2?.

May 1, SSN 769 made a brief stop off Naval Station Norfolk, Va., for personnel transfer; Brief stop off Groton on May 9 and May 15; Returned home on May 19.

June 1, USS Toledo departed Groton for a scheduled North Atlantic deployment.

June 27, USS Toledo commenced its partcipation in NATO anti-submarine warfare (ASW) exercise Dynamic Mongoose 17, while underway off the coast of Reykjavik, Iceland.

July 20, The Toledo departed Her Majesty's Naval Base (HMNB) Clyde in Faslane, Scotland, after a routine port call.

September 29, USS Toledo moored at Valiant Jetty on HMNB Clyde for the in-port phase of a multinational exercise Joint Warrior 17-2; Underway for at-sea phase on Oct. 5.

November 29, USS Toledo moored at Pier 17N on Naval Submarine Base New London following a six-month deployment.

September 14, 2018 The Toledo returned to homeport after underway for routine operations.

October 26, Cmdr. Philip P. Castellano relieved Cmdr. Orville W. Cave, II as CO of the Toledo during a change-of-command ceremony at Dealey Center theater on Naval Submarine Base New London.

December 23, USS Toledo returned to Naval Submarine Base New London after underway for routine operations; Underway again on Jan. 2?.

January 28, 2019 The Los Angeles-Improved class attack submarine made a brief stop off Groton for personnel transfer.

March ?, USS Toledo departed Groton for a scheduled North Atlantic deployment.

April 5, SSN 769 recently moored at Her Majesty's Naval Base (HMNB) Clyde in Faslane, Scotland, for a routine port call while participating in NATO exercise Joint Warrior 19-1.

September 12, USS Toledo moored at Pier 17N on Naval Submarine Base New London following a six-month deployment.

February 1?, 2020 The Toledo departed homeport to participate in Ice Exercise (ICEX) 2020; Arrived at Ice Camp Seadragon, north of Prudhoe Bay, Alaska, on March 4.

May 21, USS Toledo moored at Pier 33S on Naval Submarine Base New London after a three-day underway for routine operations.

October 29, The Toledo moved from Pier ? to Pier 33N on Naval Submarine Base New London.

January 21, 2021 USS Toledo moored at Berth 21 on Norfolk Naval Shipyard in Portsmouth, Va., for a scheduled Engineered Overhaul (EOH).

February 5, Cmdr. Joel I. Holwitt relieved Cmdr. Philip P. Castellano as CO of the Toledo during a change-of-command ceremony on Naval Station Norfolk.