The War in the Pacific US-Russian Relations and the Founding of the UN Introduction League of Nations American Isolationism The War in Europe The War in the Pacific Four Freedoms and Atlantic Charter The German Invasion of Russia The United States Enters the War The Moscow and Tehran Conferences The Dumbarton Oaks Conference The Yalta Conference Warm Springs and San Francisco Promoting the United Nations ← The War in Europe Four Freedoms and Atlantic Charter → The War in the Pacific