Marshall 
June 1992, Oklahoma City, Oklahoma, USA --- The women of Red Earth, an American Indian dance group, prepares to perform at a Native American gathering in Oklahoma City. --- Image by © Peter Turnley/CORBIS
The US made a lot of treaties it did not enforce, and changed several times, dragging the Natives through negotiations that would be meaningless, and leaving their lives harder. These issues need better settlement.
Supreme Court acknowledges Native American Treaties as being in force.