What could Buchanan have done to keep the Union the United States together?

Buchanan needed to have prevented the secession of South Carolina from the Union to keep the Union together.

Explanation: I don't have a explanation I just know its right.

the section of the chart that represents a point at which a bill needs approval from a majority of people in both chambers to advance is j, as this is the only section before the bill becomes law which has both rows (symbolizing the chambers) converging into one, meaning that the two parts of the congress have to approve of it before it can march on with the process.

jewish people sniffed up all of the money, thus making it hard for society