Question

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What was the most historically significant change or development that occurred in the U.S. during the 1920s? Why?

Answer 1

Answer:

The 1920s was a decade of profound social changes. The most obvious signs of change were the rise of a consumer-oriented economy and of mass entertainment, which helped to bring about a "revolution in morals and manners." Sexual mores, gender roles, hair styles, and dress all changed profoundly during the 1920s.

Explanation:

I don't know the exact answer but that's what I put