1945
The instrument of surrender was signed on 02 September 1945.
The US was bombing Japan from 1942 through to the end of the war in 1945.
Ministry of War of Japan ended in 1945.
it end by a boom
Naval War College - Japan - ended in 1945.
Army War College - Japan - ended in 1945.
3 weeks in Europe 4 months in Japan
Soviet Union (Russia).
In the surrender of Italy, germany, and japan
To end the war and to collapse Japan's means to make war.
The United States wasn't at war with Japan in WW1.