How does US expansion and settling of the West unsettle Native Americans?

I would suggest that you watch an excellent documentary series called The West, narrated by Peter Cayote. It was made about 10 years ago, and is an honest, unbiased account of the plight of native...

i dont know what happen

There were no challenges as the corrupt white governments were not there yet, and wouldn't be for another 18,000 years or so.

Because the Americans were stealing their land and abusing native women. Burning and pillaging as they went.

The Native Americans did not like that the white settlers were constantly taking more and more of their land. In 1763, Chief Pontiac goes on a raid to attack all white settlers because they kept on...