A delegation has gone to Washington to deliver the message message to the State Department. The Lakota Country includes parts of Nebraska, South Dakota, North Dakota, Montana and Wyoming and they wish to start their own sovereign nation.
97% of Lakota Indians live below the poverty level, they have the shortest life expectancy, the Lakota teens suicide rate is 150 percent higher than the national average and unemployment is rife. The US, according to the the Lakota Indians, didn't live up to their end of the treaties who clumped all the native Americans into one group. This does not surprise me.
Story here and here.