From the Navy News Service
1840 - Lt. Charles Wilkes, aboard the sloop Vincennes, is the first American to discover the Antarctic coast.
1929 - The 3rd Marine Corps Brigade is disbanded at Tientsin, China, and all units, except the 4th Marines and the Peking legation guard, are withdrawn from the country.
1972 - A Navy F-4 Phantom from USS Constellation (CVA 64) downs a Vietnamese MiG-21. This is the first aerial victory since March 1970.