Question

9.3. explain the emergence of the \era of good feelings\ and the factors that led to its demise. identify the circumstance that required a \second\ missouri compromise. at the last minute, members of congress changed their views on slave states in the west, and the missouri compromise collapsed. north carolina and tennessee moved to strip free blacks and mulattoes of their right to live in those states following legislation in missouri. northerners in maine refused to become a state if it meant that another slave state would be admitted to the union. pro - slavery members of the missouri constitutional convention attempted to ban free blacks and mulattoes from living in missouri.

Explanation:

The "second" Missouri Compromise was required due to the actions of the pro - slavery members of the Missouri constitutional convention. They attempted to ban free Blacks and mulattoes from living in Missouri, which led to further sectional tensions and the need for another compromise to address the issue. The other options do not accurately describe the key circumstance leading to the need for a "second" compromise.

Answer:

Pro - slavery members of the Missouri constitutional convention attempted to ban free Blacks and mulattoes from living in Missouri.