What was the major problem between the U. S and native americans?

the major problem between the Us and native Americans were over land. The US settlers wanted the land to live and work on. Sadly these were occupied already by the locals. The US had weapons far superior than the Native Americans. They got into minor skirmishes and even battles because of it.

Explanation:

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the first part is ocean

explanation:

answer; i believe the correct answer is (117);