| A | B |
| militarism | making military power the main focus and keeping the army prepared |
| Triple Alliance | an alliance between Germany, Austria-Hungary and Italy |
| Triple Entente | an alliance between Great Britain, France and Russia |
| Schlieffen Plan | German plan of attack to defeat France ans then rush to fight Russia |
| Trench warfare | where people barely advance and gain little territory |
| Total war | countries devote all their resources to the war effort |
| rationing | limiting the amount of goods people can buy to preserve them |
| propaganda | one sided information designed to persuade someone |
| armistice | an agreement to cease fire and stop fighting |
| self determination | the freedom of people to decide what government they want to live under |
| Treaty of Versailles | signed between Germany and the allied powers, it blamed Germany for the war by taking away land and making them pay reparations |
| League of Nations | international association whose goal is to keep peace among nations |
| Nationalism | pride in one's country |
| Imperialism | domination by one country of political, economic or culture of another country |
| Archduke Franz Ferdinand | heir to throne of Austria-Hungary that was assassinated by Serbia rebels |
| central powers | alliance during WWI of Germany, Austria-Hungary and Ottoman Empire |
| allied powers | alliance during WWI of Great Britain, France, Russia and later United States |
| Western Front | battlefield war on Northern France |
| Eastern Front | battlefield along border of Germany and Russia |
| un-restricted submarine warfare | Germans can sink any boat in the ocean |