WWI-WWII Major Events By KylahRoach Jul 28, 1914 Austria-Hungary declares war on Serbia Aug 1, 1914 Germany declares war on Russia Aug 3, 1914 Germany declares war on Russia Aug 4, 1914 U.K. declares war on Germany; Germany invades Belgium Aug 6, 1914 Austria-Hungary declares war on Russia and Serbia declares war on Germany Feb 4, 1915 Germany puts "war zone" around Great Britain Jan 19, 1917 Zimmerman Telegram in Mexico Jan 8, 1918 U.S. President Wilson Fourteen Points to peace Jun 28, 1919 Treaty of Versailles Jan 30, 1933 Hitler becomes Chancellor of Germany May 1, 1937 Neutrality Act Jul 7, 1937 Japan defeats China Oct 5, 1937 Roosevelt Quarantines War Jan 21, 1938 March of Time Feb 10, 1938 U.S. vs. Japan May 14, 1938 Mussolini joins Hitler May 17, 1938 Naval Expansion Act Sep 29, 1938 Hitler promises peace Jan 2, 1939 Hitler's Time Man of the Year Sep 1, 1939 Germany invades Poland Sep 3, 1939 Britain and France declare war Apr 15, 1940 Hitler defeats France May 1, 1945 Hitler commits suicide May 2, 1945 Germany surrenders Aug 10, 1945 Tokyo petitions for peace