| Event | World War |
| British launch surprise tank attack at Cambrai | |
| Japanese attack the American Pearl Harbor | |
| Germans lose the Battle of Stalingrad due to harsh weather and a counterattack | |
| The Zimmermann Telegram is intercepted by Britain and given to the US | |
| Poland is attacked from the east and west and is later divided up | |
| No fighting occurs on Christmas due to the unofficial Christmas Truce | |
| Germany wins the Battle of Tannenberg in Eastern Europe | |
| Germany uses their blitzkrieg tactics to defeat countries quickly | |
| The US president proposes '14 Points' for peace | |
| France defeats Germany in the Battle of Verdun | |
| Germans first use poison gas at Battle of Ypres | |
| Germany captures Paris | |
| British ship Lusitania is sunk by German U-Boats | |
| The Battle of Britain is fought in the UK | |
| Germans lose the Battle of El Alamein | |
| British launch surprise tank attack at Cambrai | |
| Japanese attack the American Pearl Harbor | |
| Germans lose the Battle of Stalingrad due to harsh weather and a counterattack | |
| The Zimmermann Telegram is intercepted by Britain and given to the US | |
| Poland is attacked from the east and west and is later divided up | |
| No fighting occurs on Christmas due to the unofficial Christmas Truce | |
| Germany wins the Battle of Tannenberg in Eastern Europe | |