| A | B |
| Central Powers | Central Powers: opponent of allies |
| Allies | Allies: Russia, France, Great Britain and later the U.S |
| Autocrat | Autocrat: Ruler without limits on their governing power |
| Kaiser Wilhelm | Kaiser Wilhelm: Emporer of Germany during WWI |
| Uboat | U-boat: German submarine |
| Warfare | Warfare: War |
| Stalemate | Stalemate: when no one is winning the war |
| Lusitania | Lusitania: British ship sunk by Germans |
| Zimmerman note | Zimmerman note: Telegram that said Mexico would join the war on Germany's side if U.S got involved |
| AEF | AEF:American Expeditionary Force |
| Doughboys | Doughboys: nickname for an infantryman |
| Armistice | Armistice: Cease of fire during a war |
| Liberty Bonds | Liberty Bonds: Certificates issued by U.S. to raise $$ for allies |
| League of Nations | League of Nations: organization for peace after WWI |
| Versailles Treaty | Versallies Treaty: Agreement that ended WWI |
| Reparations | Reparations: Payments for ecomic injury from the loser. |
| Selfdetermination | Self-determination: freedom to determine own political status |
| Fourteen Points | Fourteen Points: peace program to prevent wars |
| Germany | Germany: Central Power |
| Woodrow Wilson | Woodrow Wilson: U.S. President during WWI |