| | 1176 | Battle of Myriocephalon. Byzantine army ambushed and almost annihilated by Turkish bowmen under Kilij Arslan I. |
| | 1862 | Battle of Antietam, the bloodiest day of the American Civil War. |
| | 1894 | Japanese fleet battered Chinese at the mouth of the Yalu river, Korea. |
| | 1944 | Allied paratroops land in Arnhem, run into SS Panzer Corps. |
| | 1944 | Operation "Market Garden" begins, stranding the British 1st Airborne at Arnhem. |
| | 1980 | Saddam Hussein invaded Iran starting the Iran-Iraq War. |