1844 - The Naval Observatory, headed by Lt. Matthew F. Maury, occupies its first permanent quarters in the Foggy Bottom district of Washington, D.C. before it moves nearly 50 years later to its present location north of Georgetown.
1880 - John Philip Sousa becomes the leader of the United States Marine Band, serving until 1892 when he left to tour with his own civilian concert band. During World War I, he enters the Navy as a lieutenant and serves as musical director at Great Lakes Naval Training Station.
1942 - USS Roe (DD 418) rescues 17 merchant seamen and two Naval Armed Guard sailors of the freighter SS West Chetac who drifted off the coast of Brazil for eight days after their vessel is sunk by German submarine U 175.
1955 - USS Forrestal (CVA 59), the first postwar super-carrier, is commissioned. In 1975, Forrestal is redesignated as CV-59 until 1993 when she is decommissioned.
1990 - USS Independence (CV 62) transits the Strait of Hormuz en route to the Persian Gulf, a first for a carrier since 1974.
2011 - USS Spruance (DDG 111) is commissioned during a sunset ceremony at Key West, Fla. The Arleigh Burke-class guided-missile destroyer is the second U.S. Navy ship to be named after Adm. Raymond Spruance, a World War II fleet commander and president of the Naval War College. The destroyer is homeported at San Diego.