Answer:
C
Explanation:
More than 230 Native Americans were massacred, including some 150 women, children, and elderly. Thirteen Cheyenne chiefs and one Arapaho chief were killed. Chivington was at first acclaimed for his “victory,” but he was subsequently discredited when it became clear that he had perpetrated a massacre.
I think it was the Federal boundary if I can recall
Neither slavery nor involuntary servitude, except as a punishment for crime whereof the party shall have been duly convicted, shall exist within the United States, or any place subject to their jurisdiction.
So basically there shall be no slavery within the US, and if there is it will be prosecuted.
he knew he would be talked down on if he lost the war
"The Watergate scandal began early in the morning of June 17, 1972, when several burglars were arrested in the office of the Democratic National Committee, located in the Watergate complex of buildings in Washington, D.C. This was no ordinary robbery: The prowlers were connected to President Richard Nixon’s reelection campaign, and they had been caught wiretapping phones and stealing documents. Nixon took aggressive steps to cover up the crime afterwards, and in August 1974, after his role in the conspiracy was revealed, Nixon resigned." -source https://www.history.com/topics/watergate