What inferences can you make about the type of land in these areas and why tribes were placed there?

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

Doing an exit ticket and i need some

What effect did colonialism have on the economies of latin america countries?