In total, more than 15,000,000 soldiers were killed during World War II and another 45,000,000 civilians died.
The Allies consisted of powerful nations like Britain, France and the United States. The war raged across the globe until 1945, when the United States dropped two atomic bombs, one on Hiroshima and one on Nagasaki. In total, more than 15,000,000 soldiers were killed during World War II and another 45,000,000 civilians died.