Because They were tired of being told what to do by countries overseas. They wanted the <span>opportunity to do things on their own. i hope it helps</span>
The answer is B) War broke out when white settlers pressure the government to take the land from American Indians. Whole Indian communities were attacked and forced off their land during The Gold Rush by gold seekers called, Forty Niners. Americans were pressuring the government to take the Indians land for the skate of panning gold on the Indians reservations. This resulted in war.