USA HISTORY

Detailed explanation-1: -The Second World War took place between 1939 and 1945 and was the bloodiest conflict in human history. It split the world’s nations into two opposing military alliances.

Detailed explanation-2: -World War II was the biggest and deadliest war in history, involving more than 30 countries. Sparked by the 1939 Nazi invasion of Poland, the war dragged on for six bloody years until the Allies defeated the Axis powers of Nazi Germany, Japan and Italy in 1945.

Detailed explanation-3: -World War II, also called Second World War, conflict that involved virtually every part of the world during the years 1939–45. The principal belligerents were the Axis powers-Germany, Italy, and Japan-and the Allies-France, Great Britain, the United States, the Soviet Union, and, to a lesser extent, China.