Well it's in your question it was the North of America, the people who didn't like slaves and thought the south was wrong. Everything term you used is considered for the North of America during the American Civil War.
Answer: he Missouri Compromise was struck down as unconstitutional, and slavery and anti-slavery proponents rushed into the territory to vote in favor or against the practice. The rush, effectively led to massacre known as Bleeding Kansas and propelled itself into the very real beginnings of the American Civil War.
Explanation: In an attempt to prevent a civil war, Congress enacted a series of laws that became known as the Compromise of 1850. These included an enhanced Fugitive Slave Law. This law required law enforcement officials throughout the country to aid in the arrest of alleged runaway slaves.
