| | 1632 | Battle of Castelnaudry. Louis XIII defeated rebel forces capturing their leader, the Duc de Montmorenci. |
| | 1695 | William III of England captured Namur from the French in one of the costliest sieges in history for an attacking army. William lost 18,000 men inflicting 9,000 on the French. |
| | 1807 | Aaron Burr acquitted of charges of plotting to set up an empire. |
| | 1870 | Battle of Sedan. Encircled by strong Prussian armies, Napoleon III surrendered during the Franco-Prussian War. |
| | 1939 | Germany invades Poland, starts World War II. |
| | 1941 | Italy and Germany invade Egypt. |