| A | B |
| long term causes | events or conditions that build up over time leading to an event |
| short term causes | the 'trigger event' which leads immediately to an event |
| Militarism | the belief that a nation needs a large military force to protect its interests |
| Alliances | partnerships formed between nations for mutual protection |
| Imperialism | the policy of claiming new territories to rule over |
| Nationalism | strong feelings of pride, loyalty, and protectiveness toward one's nation |
| Central Powers | led by Germany, Austria-Hungary, and Turkey |
| Allied Powers | led by Great Britain, France, Serbia, Russia, and eventually the USA |
| trench warfare | a kind of warfare during which troops from both sides huddled in parallel defensive trenches, and fired artillery and machine guns at each other |
| no-man's land | the area between the two opposing trenches; called no-man's land because it was so dangerous |
| machine guns | automatic rifles that fired large numbers of bullets in rapid succession; widely used in WWI |
| poison gas | poisoned gas used in battle in WWI; |
| U-boats | submarines used by Germans to block trade |
| Woodrow Wilson | president during WWI |
| neutrality | refusing to take sides in a war |
| Zimmerman Telegram | message sent by German government to Mexican government in which Germany asked Mexico to attack the US with the understanding that Germany would help Mexico to regain American territory once owned by Mexico (e.g. Texas, New Mexico, etc.) |
| War bonds | low interest loans by Americans to the government |
| propaganda | information designed to influence people's opinions; in the case of WWI propaganda was used to get the American people to support US involvement in the war |
| Espionage Act and Sedition Act | laws passed that set harsh punishments for anti-war activities |
| the Great Migration | the movement of 1/2 million African Americans from the South to northern cities in search of jobs which opened up when soldiers went off to war |
| Fourteen Points | Wilson's plan for world peace |
| Treaty of Versailles | treaty signed at Versailles Conference in which Germany was forced to accept all of the blame for the war |
| reparation | money that a defeated nation pays for the destruction caused by a war |
| John J. Pershing | the head of the Allied Expeditionary Forces |
| The League of Nations | a world governing body with representatives from all nations |
| War Industries Board | government committee formed to insure that factories produced needed war goods |
| Selective Service Act | law passed which required all men between the ages of 21 and 30 to register for military service |