During the 1920’s what changes made the U. S more democratic

In the traumatic aftermath of World War One, many questioned whether man's civilization had revealed a dooming weakness, and if one of its greatest achievements—democracy—was only a fragile ideal. Did the war to make the world "safe for democracy" expose a world unfit for democracy? And what about America? For 130 years the republic had survived chronic growing pains and a murderous civil war, but was it, too, displaying signs of dissolution and rot? Voter apathy, corruption in city politics, the "tyranny of the fifty-one percent," the suppression of black voting in the South—American democracy seemed worn, cracked, and vulnerable.

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the answer is )multiethnic