| A | B |
| Bolsheviks | Political group that rose against the Russian government - aused Russia to drop out of WWI |
| Trench Warfare | New type of warfare during WWI where soldiers dug, lived and fought from trenches dug in the ground |
| reparations | pay for war damages - Allies made Germany pay reparations for WWI |
| influenza | epidemic that arose after WWI in Europe |
| self-determination | each nationality group would live in its own country with the goverment of choice (part of 14 Points) |
| propaganda | influence people to believe in certain ideas |
| stalemate | situation where neither side can win - WWI was in a stalemate before the US joined the war |
| Triple Alliance | alliance between Germany, Austria-Hungary, and Italy |
| Central Powers | alliance in WWI between Germany, Austria-Hungary, Turkey, and Bulgaria |
| Neutral | not picking a side, US was neutral in the beginning of WWI |
| Unrestricted submarine warfare | Germany stated that they would no longer give advance warning when torpedoing merchant or passenger ships |
| Lusitania | British passenger ship topedoed by a German submarine resulting in 128 American deathes |
| Zimmerman Telegram | German telegram intercepted by the British asking Mexico to side with Germany and in return will receive American land. |
| Woodrow Wilson | US President during World War I |
| Mobilize | to prepare and assemble armed forces for war |
| Militarism | to build up a countries armed forces |
| Alliances | to form strategic "friends" to stick together during peace or war |
| Nationalism | to have great pride in your country |
| Imperialism | to gain overseas empires or colonies |
| Anarchy | wanting no government |
| American Expeditionary Forces | American troops in WWI led by "Black Jack" Pershing |
| Armistice | ceasefire; Germany asked for a ceasefire on Nov. 11, 1918 |
| Treaty of Versailles | Peace treaty for WWI signed at the Palace of Versailles, France |
| Blame Clause | clause in the Treaty of Versailles blaming Germany for WWI |
| Food Administration | Hoover was in charge; organized food distribution and rationing during the war |
| Selective Service Act | required men ages 21 to 30 to register for the draft |
| Fourteen Points | Wilson's peace program including self-determination and the League of Nations |
| Immediate cause of WWI | assassination of the Archduke Ferdinand and his wife Sophie of Austria-Hungary |
| Sussex Pledge | Germany agreed not to torpedo passenger or merchant ships without warning |