Francis Scott Key 1779
- 1774 - Oxygen was isolated from air successfully by chemist Carl Wilhelm and scientist Joseph Priestly.
- 1790 - The first U.S. census was completed with a total population of 3,929,214 recorded.
- 1834 - Slavery was outlawed in the British empire with an emancipation bill.
- 1893 - Shredded wheat was patented by Henry Perky and William Ford.
- 1907 - The U.S. Army established an aeronautical division that later became the U.S. Air Force.
- 1936 - Adolf Hitler presided over the Olympic games as they opened in Berlin.
- 1943 - In the Solomon Islands, the U.S. Navy patrol torpedo boat PT-109 sank after being hit by the Japanese destroyer Amagiri. The boat was under the command of Lt. John F. Kennedy. Eleven of the thirteen crew survived.