| A | B |
| Militarism | The policy of building up strong forces to prepare for war |
| Alliances | An agreement between two countries to support each other |
| Nationalism | Pride and devotion to one's country |
| Franz Ferdnand | Archduke of Austria - Hungary who was shot and killed |
| Selective Service Act | Law that required all men from the ages of 21-30 to register for the draft |
| Armstice | A halt in fighting so peace talks can begin |
| Wilson's 14 points | President Wilson's plan for peace after WWI |
| League of Nations | Wilson's 14 point, an international organization to keep world peace |
| Treaty of Versailles | The Peace Treaty written at the end of WWI |
| Germany | The country take took full blame for WWI |
| 18th Amendment | Total ban of alcholic drinks. |
| Prohibition | Also known as the 18th amendment |
| Organize Crime | This went up during prohibition |
| Bootlegger | Illegal liquor smuggler |
| Speakeasies | Illegal tavern that sold liqour |
| Al Capone | Notorious chicago gangster |
| Harlem Renaissance | Re-birth of African American culture in the 1920s |
| The Great Migration | The movement of many African Americans to the North to escape segregation |
| Jazz | A type of music that combines several types of rhythms |
| Louis Armstrong | Famous Harlem Renaissance trumpet player |
| Langston Hughes | Famous Harlem Renaissance poet |
| William Henry Johnson | Famous Harlem Renaissance artist |
| Lucky Lindy | Pilot who flew solo across the Atlantic Ocean |
| Babe Ruth | Baseball player who set single season homerun record |
| Radio | now afforable for families to use for weather, sports and even dramas |
| Hollywood | City were movies were made due to good climate |
| Movie | Until the 1920's most of these did not have sound |
| Steamboat Willie | First animated cartoon with sound |
| Flapper | Women who dressed and acted differently that traditional women |
| The Cat's Pajamas | That is awesome! |