World War One Vocabulary Name______________________Date____Hour____Points Reflection Vocabulary Word Definition League of Nations International body of nations in formed 1919 to prevent wars. Isolationism A policy in which a nation avoids entanglement in foreign wars Propaganda Information designed to influence public opinion. Great Migration The major relocation of African Americans from 1910 into the 1920s to northern cities. Triple Alliance A military alliance between Germany, Austria- Hungary and Italy. Triple Entente Submarine Warfare A military alliance between Great Britain, France, and Russia. U-boats – 1915 Germany announced that the waters around Great Britain would be a war zone in which Germany would destroy all enemy ships. The Lusitania, a passenger ship was sunk. Sentence or Comparison Picture No People/No Words World War One Vocabulary Name______________________Date____Hour____Points Zimmerman Note A telegram sent to a German official in Mexico before World War I; it proposed an alliance between Germany and Mexico. Bolshevik Revolution A group of Russian radicals, led by Vladimir Lenin, led a revolution in 1917. Chemical Warfare Poison gas used on both sides. Trench Warfare A form of combat in which soldiers dug trenches, or deep ditches, to seek protection from enemy fire and to defend their positions. Alliances Partnerships Fourteen Points President Woodrow Wilson’s plan for organizing postWorld War I Europe and for avoiding future wars.