The World War II is one of the most violent and lethal battle fought in the history of the world. It was one of the most destructive wars that started from 1939 and finished till 1945. Nearly 50 million people around the world lost their lives in this war. The main culprit to start this war was Germany. Adolf Hitler was the leader, who led all the Nazi followers to the war. This war was started from Europe and passed through Russia, Japan to the Pacific.