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Mexican American War
The first American Intervention. -
Uncle Tom's Cabin
Emphasized the evil of slavery. The North becomes increasingly abolitionists. The south grows more defensive of slavery. -
Kansas-Nebraska Act
Popular Sovereignty will determine slavery issues in any state. Slavery can exist anywhere. -
Dred Scott v. Sandford
Supreme court rules that Missouri Compromise is unconstitutional. Congress has no power to regulate slavery. Slaves are not citizens thery are property and have no rights. -
Harper's Ferry, Virginia
Radical Abolitionist John Brown attacks federal armory in attempt to start a slave revolt.
