What european country established colonial rule in parts of south america?

Why do the soldiers board the grounded boat

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

The united states economy makes up how much of the worlds economy