Describe the culture, history and people of one Western United States Native nation /tribe of your choice that has lived and/or still dwells west of the Mississippi River

For this follow up, the essay will deal with one Western United States Native nation /tribe of your choice that has lived and/or still dwells west of the Mississippi River. The essay will be at least 300 words with references. In your essay you will describe the culture, history and people of this tribe in detail. You will discuss prior-European contact lifestyle/history/culture of this tribe and compare it to the post-European influences/contact changes to their lifestyle/history/culture. And in your final paragraph, conclude what presently is the state of this tribe. Do they still exist? Discuss their assimilation into mainstream America. If you are going to research a tribe that has disappeared or been assimilated into another, you may use these websites but also utilize our JSTOR library. Do not use Wikipedia.