State rights - state power that was greater than federal power.
Kansas-Nebraska Act - was an act that allowed Kansas and Nebraska territory weather to free slaves or not.
Dred Scott decision - where you are not citizens and therefore you can't sue in federal court,
Uncle Tom's Cabin is a novel that was famous.
Secede - formally withdraw
Unionist - people who wanted to stay in the union and workout differences over slavery.
Confederate States of America - or the Confederacy.
Sovereignty - or supremacy
Some states still held slaves sadly.
The people also wanted to restrict freed people.