The idea of Popular Sovereignty is the belief that the authority, legality and legitimacy of the government is created by the will or consent of it’s people. How was the event affected by the concept of popular sovereignty? It was questioned that if Congress could not exclude slaves from a territory, how could a territorial legislature do it? At some point, until statehood was granted, slavery was seemed as unprofaned as freedom of religion, speech, or any type of civil liberty guaranteed by the constitution. The way the Dred Scott Case affected the concept was that people felt that they had the right to either reject or accept slavery. However, the Supreme Court decision negated popular