How did growth in the west affect Native American groups?

It forced the Native Americans to reservations and government breaks treaties, made them change their life style, and caused the buffalo to go nearly extinct.

To resent any type of Native American decor as they collect government checks for " what really happened" which I was not or anyone else was there so by opinion and perspective of someone who could afford a pen back then, I mean ink & a feather then according to what the history books tried to imply that " first come first served" isn't always justified ...