| A | B |
| Sides that fought in WWI | Allies vs. Central Powers |
| Allied Countries | Great Britain, France, Russia, and U.S. |
| Central Powers Countries | Germany, Austria-Hungary, and Ottoman Empire |
| ___ started WWI in Europe. | Assassination of Archduke Franz Ferdinand |
| Causes of WWI | Militarism, Alliances, Imperialism, Nationalism |
| America tried to remain ____. | Neutral-isolationist |
| Most of the battles were fought in ____. | France |
| Gemran submarines | uboats |
| Ship sunk by German Uboats | Lusitania |
| trench warfare | type of warfare used-2 sides dug trenches and fought from the trenches |
| No man's land | area between the trenches |
| new weapons used during WWI | mustard gas, machine guns, tanks, airplanes |
| US President during WWI | Woodrow Wilson |
| What made US enter WWI? | Zimmerman Telegram |
| What happens to Russia during 1917? | Russian Revolution, Bolshevik Revolution |
| Leader of the Bolshevik Revolution | Vladimir Lenin |