The document lists and briefly describes the major causes of World War 2, including the Treaty of Versailles, rise of fascism in Italy under Mussolini, rise of Hitler and the Nazi party in Germany, the worldwide Great Depression, Japanese expansionism, anti-communism, appeasement of Hitler, militarism, nationalism, and American isolationism in the 1930s. It also provides maps showing the key theaters of war and lists Hitler's Axis partners versus the Allied powers in WWII.