- 1777 - John Paul Jones takes command of the Continental Navy sloop USS Ranger. While commanding Ranger, the ship receives the first official salute to the Stars and Stripes flag by the French fleet at Quiberon Bay.
- 1777 - The Continental Congress adopts the design of present U.S. flag of 13 stripes and 13 stars.
- 1847 - Commodore Matthew Calbraith Perry conducts the second expedition against Tabasco, Mexico, also known as the Battle of Villahermosa.
- 1945 - USS Sea Devil (SS 400) sinks the Japanese transport Wakamiyasan Maru in the Yellow Sea.
- 1945 - PB4Y aircraft bomb Japanese shipping off Banjarmasin, Borneo and sink Japanese (No. 470) shuttle vessel.
- 1985 - Steelworker Second Class Robert D. Stethem, of Underwater Construction Team ONE, is tortured and killed by terrorist hijackers of TWA Flight 847. He posthumously receives the Bronze Star for his heroism during this situation.
