Why was it so hard for European countries to maintain control of their colonial empires after WWII?

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The colonies suffered badly during the Depression of the 1930s. The imperialist European countries had encouraged their colonies to produce raw materials for European factories.

really and truely i dont know sorry

a more perfect union: the creation of the u.s. constitution. the vote was unanimous. saddled with this weak government, the states were on the brink of not to lend a hand to any proceeding that seemed to pose a threat to that protection. delegates from virginia and other large states demanded that voting in