| A | B |
|---|
| Allies | one side in ww1- great Britain |
| Central Powers | one side in ww1- Germany |
| Archduke Ferdinand | young heir whose assassination triggered the war |
| Trench Warfare | fighting between fortified ditches |
| Lusitania | British passenger ship attacked and sunk by Germans |
| Selective Service Act | law requiring men to register for military service |
| Espionage & Sedition Act | laws that enacted harsh penalties against anyone opposing us |
| 14 Points | Wilson plan for world peace |
| League of Nations | An international peace-keeping organization |
| Treaty of Versailles | 1919 treaty that ended the war |
