What role did the Ice Age play in the settlement of the Americas?

theory's of people differ but the main one is that during the ice age people crossed the "ice bridge" and by that migrated to the Americas and became the indigenous peoples Columbus had mistook for Indians

Explanation:

the ocean was frozen during the ice age so people could walk over the Atlantic to America or from the pacific to America

living during the great depression had a major affect on the mentality many people. a good portion of people who lived during that time do not trust banks. this is likely the result of the many widespread bank failures in the 30s that caused people to lose their life savings.