What made world war ll a total war?

World War I was a total war that involved the governments, economies and populations of participating nations to an extent never seen before in history.

American-English Dictionary defines "total war" as "[a] war that is unrestricted in terms of the weapons used, the territory or combatants involved, or the objectives pursued, especially one in which the laws of war are disregarded." ... In WWII, almost the entire world's industrial output was to make equipment for war.

Explanation:

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d is correct the right of the people to be drafted into the armed forces.

hope this let me know if it is right.