Germany and the Soviet Union invaded Poland on both sides causing the allies to declare war on Germany.
Japanese launch a surprise attack on the U.S. naval base known as Pearl Harbor. As a result the U.S. entered the 2ond World War.
Japanese were defeated at Midway and 3 carriers were sunk.
Nazi Germany Invaded the USSR and was defeated at Stalingrad.
Allies invaded Normandy France.
Nazi Germany surrenders.
The U.S. dropped 2 atomic bombs on the Japanese city's Hiroshima and Nagasaki.
Japan surrenders to the U.S.