How and why political compromise became harder and harder to achieve over the course of the 1850’s?

Question description

CAN NOT USE OUTSIDE SOURCES ONLY WHAT I HAVE PROVIDED

Chicago Styled Paper with Foot Notes

The politics of compromise that had successfully avoided sectional conflict since the drafting of the U.S. Constitution began to collapse during the fifteen years prior to the Civil War (1846- 1861). In this essay, consider how the outcome of the Mexican-American War changed national politics in the U.S. after 1848.

You could use Potter’s argument as a framework and expand on these developments

Use this Book as Reference as Well “Give Me Liberty! An American History” 4th Edition Author Erik Foner