World War II Was a Watershed in History in Several

World War II was a watershed in history in several ways, one of them being that

A) most countries in Western Europe were damaged heavily by the fighting and took decades to recover.
B) even all of the war's winners felt like losers when the war was over.
C) a war was fought in two completely different parts of the world for the first time in history.
D) the United States agreed to a negotiated treaty with Japan after stating that there would be no negotiations.
E) more people died in World War II, perhaps as many as 30 million, than had died in any other disaster in recorded history, and a huge number of those killed were civilians.