| A | B |
|---|
| Armistice | Temporary suspension of hostilities by agreement between the opponents; truce. |
| Morale | The confidence, enthusiasm, and discipline of a person or group at a particular time. |
| Triple Entente | Pre-WWI alliance between Russia, Great Britain, and France. |
| Shell Shock | Medical condition caused by prolonged exposure to the distressing experiences of trench warfare. |
| Czar | Emperor of Russia before 1917. |
| Western Front | The line of trenches stretching 440 miles from the Swiss border to the North Sea. This line moved very little between 1914-1918, despite attempts on both sides to break through. |
| Stalemate | The deadlock on the Western Front during WWI when there was little movement or gain of land. |
| Kaiser | German Emperor |
| Reparations | The payment of damages in money or materials paid by a defeated nation to the winning nation as a result of the war. |
| Propaganda | Ideas, facts, or allegations spread deliberately to further one's cause or damage an opposing cause. |
| Triple Alliance | Pre-WWI alliance between Germany, Italy, Austria-Hungary |
| Central Powers | Germany, Austria-Hungary, The Ottoman Empire, Bulgaria (1915) |
| U-Boats | German submarines |
| Eastern Front | Fighting on the German-Russian, Austro-Romanian fronts |
| Sussex Pledge | Promise made in 1916 by Germany to the US prior to the US's entry into the war regarding the German's naval warfare. |
