| A | B |
| covenant | binding agreement or promise, usually written |
| irreconcilables | Opposed the Treaty of Versailles in the Senate. |
| doughboys | Nickname for American soldier |
| liberty bonds | Government bonds sold to pay for war |
| red scare | fear of internal subversion |
| total war | committing in war time virtually all of your resources |
| trench warfare | long narrow ditches used to protect soldiers |
| universal conscription | drafting all men of a certain age irrespective of wealth, background, or social standing |
| unterseeboat | Also known as the U Boat |
| Mitchell Palmer | Attorney General directed raids against immigrants |
| Alvin York | Most decorated soldier in American Military during WWI |
| Zimmerman Note | Telegram to Mexico from Germany to try and gain assistance in War |
| John J Pershing | Commander of the American Expeditionary Force |
| Eugene V Debs | head of the socialist party; received 10 yr jail sentence for anti-war speech |
| Argonne Forest | Main concentration of Germany soldiers in France |
| IWW | heavily persecuted labor union |
| Article X | Part of the League of Nations |
| War Labor Board | Labor, industry, and public representitives that mediate labor disputes |
| UNIA | Early Civil Rights Group |
| barbed wire | made WWI more defensive than offensive war |
| triple entente | Britain, France and Russia |
| triple alliance | Germany, Austria-Hungary and Italy |