| 1860: | The sloop-of-war Portsmouth, commanded by John Calhoun, captures the slaver brig Falmouth off Porto Praya. |
| 1909: | Great White Fleet anchors in San Francisco |
| 1908: | The Great White Fleet anchors in San Francisco Bay, Calif. The fleet is delayed from its round-the-world cruise after both Rear Adm. Robley D. Evans and Rear Adm. Charles M. Thomas fall ill. On May 15, Rear Adm. Charles S. Sperry assumed command and completes the cruise ending Feb. 22, 1909. |
| 1916: | First ship-to-shore radio telephone voice conversation from USS New Hampshire off Virginia Capes to SECNAV Josephus Daniels in Washington, DC |
| 1942: | CAPT Milton Miles arrives in Chungking, China, to begin building an intelligence and guerilla training organization, Naval Group China |
| 1944: | USS Buckley (DE 51) rams German submarine U 66 while TBMs (VC 55) from USS Block Island (CVE 21) attack U 66 near Cape Verdes. |
| 1945: | USS Farquhar (DE 139) sinks the last German submarine, U 881, in the North Atlantic. |
| 1945: | Naval landing force evacuates 500 Marshallese from Jaluit Atoll, Marshall Islands |
| 1995: | USNS Laramie (T-AO 203) is launched at the Avondale Shipyard, Inc. at New Orleans, La. The Henry J. Kaiser-class underway replenishment oiler is operated by the Military Sealift Command. The Laramie enters non-commissioned U.S. Navy service May 7, 1996. |