How did the Missouri Compromise attempt to maintain peace in the future when more western territories applied for Statehood such as Kansas and Nebraska?
A) By implementing a policy known as Popular Sovereignty to allow states to decide.
B) Allowed western states to nullify federal law
C) By establishing that all territory north of 36" 30' latitude, which is the southern border of Missouri, would become free states and south of that would become a slave.
D) Prevented further states from forming in the West.