| A | B |
| Mobilization | The process of assembling troops and supplies and making them ready for war |
| Total War | A war that involves the complete mobilization of resources and people |
| Trench Warfare | Fighting from ditches protected by barbed wire |
| War of Attrition | A war based on wearing the other side down by constant attacks and heavy losses |
| Armistice | A truce or agreement to end fighting |
| Reparation | Payment made to the victors by the vanquished to cover the costs of a war |
| Mandate | A nation governed by another nation on behalf of the League of Nations |
| William II | Emperor of Germany who wrote a blank check |
| V. I. Lein | Leader of the Bolsheviks and made Russia Communist |
| David Lloyd George | Prime Minister of Great Britain |