False, Federalism did not cause that.
The federal government wanted to assimilate and introduce the natives to the American way of living and to integrate them into the society.
Answer:
European colonizers killed so many indigenous Americans that the planet cooled down, a group of researchers concluded. Following Christopher Columbus' arrival in North America in 1492, violence and disease killed 90% of the indigenous population — nearly 55 million people — according to a study published this year.
Explanation:
Natural selection? Social Darwinism? for who humans or animals?
