| A | B |
| Militarism | a policy of glorifying military power and keeping a standing army always prepared for war. |
| Woodrow Wilsow said | "The world must be made safe for democracy" |
| Central Powers | in WWI, the nations of Germany and Austria-Hungary, along with the other nations that fought on their side. |
| Allies | formal agreements, partners of alliances, tensions in Europe, ethnic groups |
| Western Front | in WWI, the region of northern France where the forces of the Allies and the Central Powers battled each other. |
| Trench Warfare | a form of warfare in which opposing armies fight each other from trenches dug in the battlefield. |
| Eastern Front | in WWI, the region along the German-Russian border where Russians and Serbs battled Germans, Austrians, and Turks. |
| Unrestricted Submarine Warfare | the use of submarines to sink without warning any ship (including neutral ships and unarmed passenger liners) found in an enemy's waters. |
| Rationing | the limiting of the amounts of goods people can buy-often imposed by governments during wartime, when goods are in short supply. |
| Propaganda | information or material spread to advance a cause or to damage an opponent's cause. |
| Armistice | an agreement to stop fighting. |
| Fourteen Points | a series of proposals in which U.S. president Woodrow Wilson outlined a plan for achieving a lasting peace after WWI. |
| Self Determination | the freedom of a people to decide under what form of government they wish to live. |
| Treaty of Versailles | the peace treaty signed by Germany and the Allied powers after WWI. |
| League of Nations | an international association formed after WWI with the goal of keeping peace among nations. |
| Woodrow Wilson | President of the U.S. during WWI |
| reparation | money paid by a defeated nation to compensate for damage or injury during a war. |
| intelligence | secret information, especially such information about an enemy. |
| neutral | take no sides |
| military draft | way of making the people of a nation join its armed forces |
| no-man's-land | an area not controlled by either side,filled with barbed wire and land mines |
| communism | political and economic system in which all industries, land, and businesses are owned by the government |