1775 - Congress votes to raise two battalions of Continental Marines, establishing the Marine Corps.
1863 - During the Civil War, CSS Alabama captures and burns clipper ship Winged Racer carrying a cargo of sugar, hides, and jute in the Straits of Sunda off Java.
1943 - PB4Y-1 patrol bombers from VB-103, VB-105, and VB-110, along with British aircraft, sink the German submarine U-966 in the Bay of Biscay off northwest Spain. Spanish fishing trawlers rescue the survivors.
1959 - USS Triton (SSRN 586) is commissioned as a nuclear-powered radar picket submarine.
1975 - The Navy enlisted rating of Intelligence Specialist (IS) is established. Intelligence Specialists analyze intelligence information, present intelligence briefings, prepare planning materials for photographic reconnaissance missions, and maintain intelligence libraries and files amongst their many duties.