Answer:
September 1, 1939
Explanation:
World War II begun on September 1, 1939 when Germany invaded Poland.
1939 and ended in 1945
Iit started when hitler's nazis germany invaded poland n ended in 1945 in tokyo bay,the russia won or the soviet union which is in russia . This war had about 50 million deaths.
Hope it helps have a good day:)
