求关于二战的简介 用英语的

World War II (abbreviated WWII or WW2), or the Second World War, was a worldwide military conflict which lasted from 1939 to 1945. World War II was the amalgamation of two conflicts, one starting in Asia as the Second Sino-Japanese War and the other beginning in Europe with the Invasion of Poland.

This global conflict split a majority of the world's nations into two opposing camps: the Allies and the Axis. Spanning much of the globe, World War II resulted in the deaths of over 60 million people, of which about half were Soviet, making it the deadliest conflict in human history.[1]

World War II was the most widespread war in history, and countries involved mobilized more than 100 million military personnel. Total war erased the distinction between civil and military resources and saw the complete mobilization of a nation's economic, industrial, and scientific capabilities for the purposes of the war effort; nearly two-thirds of those killed in the war we