| | 1770 | Boston Massacre |
| | 1811 | British defeat French at the Battle of Barossa. Spanish troops nearby stood still and watched. |
| | 1845 | Congress appropriates $30,000 to ship camels to western US. |
| | 1945 | U.S. VII Corps captures Cologne. |
| | 1945 | Last German offensive in the east front near Lake Balaton, Hungary. |
| | 1979 | Vietnamese force Chinese to retreat from Vietnam. |