Lines 66-101: Why might King have taken the time so eary in the letter to delve into such minute detail about steps taken and recent events in Birmingham?

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