Explanation

Japan participated in World War II from 1939 to 1945 as a member of the Axis.

Japan's losses were substantial, with about 1.972 million deaths. 

World War II, or the Second World War, was a global war that started in 1939 

The Little Boy type of bomb, was dropped on the Japanese city of Hiroshima on 6 August 1945 during World War II

The Fat Man was dropped on Nagasaki, Japan, on August 9, 1945, at 11:01 AM

the 2nd World War End on 1945