User:Hawkeye7/War/Selected anniversaries/October 12
- 539 BC - The army of Cyrus the Great of Persia takes Babylon.
- 1915 - World War I: British nurse Edith Cavell is executed by a German firing squad for helping Allied soldiers escape from Belgium
- 1917 - The First Battle of Passchendaele.
- 1942 - The USS Duncan is sunk by Japanese naval gunfire at the Battle of Cape Esperance.