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November 25, 1936
Nazi Germany and Imperial Japan sign the Anti-Comintern Pact, directed against the Soviet Union and the international Communist movement. -
March 11–13, 1938
Germany incorporates Austria in the Anschluss. -
September 29, 1938
Germany, Italy, Great Britain, and France sign the Munich agreement which forces the Czechoslovak Republic to cede the Sudetenland, including the key Czechoslovak military defense positions, to Nazi Germany. -
August 23, 1939
Nazi Germany and the Soviet Union sign a nonaggression agreement and a secret codicil dividing eastern Europe into spheres of influence. -
September 1, 1939
Germany invades Poland, initiating World War II in Europe. -
June 10, 1940
Italy enters the war. Italy invades southern France on June 21. -
September 27, 1940
Germany, Italy, and Japan sign the Tripartite Pact. -
December 7, 1941
Japan bombs Pearl Harbor -
December 8, 1941
The United States declares war on Japan, entering World War II. Japanese troops land in the Philippines, French Indochina (Vietnam, Laos, Cambodia), and British Singapore. By April 1942, the Philippines, Indochina, and Singapore are under Japanese occupation. -
December 11–13, 1941
Nazi Germany and its Axis partners declare war on the United States. -
June 6, 1944
British and US troops successfully land on the Normandy beaches of France, opening a “Second Front” against the Germans. -
June 6, 1944
British and US troops successfully land on the Normandy beaches of France, opening a “Second Front” against the Germans. -
1944 August 25
Paris is liberated from German control. -
1945 April 12
US President Franklin Roosevelt dies. He is succeeded by President Harry Truman. -
April 30, 1945
Hitler commits suicide. -
1945 May 7
Germany surrenders to the Allies. -
August 6, 1945
The United States drops an atomic bomb on Hiroshima -
August 8, 1945
The Soviet Union declares war on Japan and invades Manchuria. -
August 9, 1945
The United States drops an atomic bomb on Nagasaki. -
September 2, 1945
Having agreed in principle to unconditional surrender on August 14, 1945, Japan formally surrenders, ending World War II.