How did the discovery of America lead to progress in human history?

Question: How did the discovery of America lead to progress in human history!?
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Well!.!.!.America was discovered and because of that a chapter was made in human history another page filled in!.!.!.everything any human does leads to progress in human history!.

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Discovery of America!? What do you mean!? The native americans that lived in America had created a very harmonic civilization unlike the europeans who were living in slums, had no medicines, whose men wore skirts(celts), etc!.Www@QuestionHome@Com