The main cause was because they had already established land but the white settlers took it from them. For Native Americans, this was unacceptable.
Captain John Smith leader of first group of Americans
In June 1930, Smoot-Hawley raised already high U.S. tariffs on foreign agricultural imports. The purpose was to support U.S. farmers who had been ravaged by the Depression. Instead, it raised food prices. It also compelled other countries to retaliate with their own tariffs. (Hopefully that helps)!
Answer:
What are the options we can't help without them
