| A | B |
| ALLIES | USA, Great Britain, France |
| Central Powers | Germany, Austria-Hungary, Ottoman Empire, Bulgaria |
| Area in between trenches | No man's land |
| The Lusitania | sunk by a german U-boat |
| Zimmerman Note | Between Germany and Mexico |
| Selective Service Act | The Draft |
| Best way to defeat the German U-boats | Convoy system |
| Great American war hero from Tennessee, a great American redhead | Alvin York |
| Head of the American Expeditionary Force | "Black Jack" Pershing |
| American "Ace" Pilot who shot down 26 enemy planes | Eddie Rickenbacker |
| The Huns | Nickname for the Germans |
| Great Migration | African American relocation movement |
| Woodrow Wilson's plan for world peace | The Fourteen Points |
| war-guilt clause | Germany is solely responsible for WWI |