How did the North feel about state rights

Who is the plaintiff in united states vs lopez

Which action by the us war department angered chief red cloud to the point that he refused to sign the treaty of fort laramie ? a) the killing of buffalo by the united states troops b) the appointment of troops to the powder river basin c) the burning of parts of the powder river basin d) the murder of chief red cloud’s wife

Brainliestttme : ) how did the soviet union try to maintain control?