America was ceded western territories. This was a problem because these new territories would be admitted as states, which would add the question of states being slave states or free states.

This act forced any federal official who did not arrest a runaway slave liable to pay a fine.It caused many abolitionists to increase their efforts against slavery.

Written by Harriet Beecher Stowe. It had a huge impact on the way that northerners viewed slavery and Abraham Lincoln recognized that this bok was one of the events that led to the outbreak of the Civil War.

Pro-slavery Congressman Preston Brooks attacked Charles Sumner with a cane after Sumner had given a speech attacking the pro-slavery forces for the violence occurring in Kansas.

Dred Scott lost his case proving that he should be free because he had been held as a slave while living in a free state.This decision furthered the cause of abolitionists as they increased their efforts to fight against slavery.