This treaty was to bring peace between the whites and the Sioux who agreed to settle within the Black Hills reservation in the Dakota Territory<span>.</span>
B. overturned the Plessy v. Ferguson ruling accepting segregated facilities
Franklin Roosevelt’s New Deal reforms sparked an ongoing national debate on the extent to which the federal government should intervene in big business and the lives of average Americans.
Answer: C. They have acted as an obstacle between the eastern and western sections of the state.
Explanation: I did the k12 test so that's how I know! :) ;)