WWII By jkelly21 Sep 19, 1931 Invasion of Manchuria Sep 4, 1935 Invastion of Ethiopia Oct 3, 1935 Mussolini Invades Ethiopia Italy, under the leadership of Prime Minister Benito Mussolini, invades Ethiopia. Jul 7, 1937 Japan Defeats China Aug 23, 1939 Stalin and Hitler Sign Nonaggression Pact Sep 1, 1939 Invasion of Poland Sep 3, 1939 Britain and France Declare War Jun 10, 1940 Italy Attacks France Sep 3, 1940 Roosevelt Aids Britain Jun 22, 1941 Germany Invades Soviet Union Oct 19, 1941 Hideko Tojo took over Japan Dec 7, 1941 Pearl Harbor Jan 1, 1943 Chuchill and Roosevelt Plan Sep 8, 1943 Italy Surrenders Italian government officially surrenders to the Allied powers Jun 6, 1944 D Day May 8, 1945 Victory in Europe Day Sep 2, 1945 Surrender of Japan