Nationalism: a patriotic loalty among the people of a state. imperialism: A policy of extending a country's power and influence through diplomacy or military force. treaty of versailles: The treaty imposed on Germany by the Allied powers in 1920 after the end of World War I which demanded exorbitant reparations. idealism vs realism: it was the belife of reality (realsim) that things will all work out (idealism) fourteen points: out lawing,alliences,fredom of seas,formation of the league of nations, and self determination. self-determintion:the right to vote for the person they want to be governed by. war guilt cluse:forced germany to take full responseibility for the war. w.c.t.u.: was a group of women who wanted all production and consumption of alcohol to be band. league of nations:organization of collective security. but it failed. collective security: an attack on one country would be viewed as an attack on all. woodrow wilson:persuaded the delegates at paris to adopt the nation of collective securityin orderto creata new world. | economic sanctions:Economic sanctions are domestic penalties applied by one country (or group of countries) on another for a variety of reasons |