What was the period of the Second World War?

1939-1945 1939-1944 1940 1945 1940 1944

1939-1945

The correct answer is Option (1) - 1939-1945 The Second World War lasted from September 1, 1939, to September 2, 1945. It began with the invasion of Poland by Germany and ended with the surrender of Japan, following the dropping of atomic bombs on Hiroshima and Nagasaki by the United States