Name given to settlers in Kansas Territory during the "Bleeding Kansas" period in the 1850s who opposed the expansion of slavery.

A network of secret routes and safe houses used by enslaved African-Americans to escape into free states and Canada.

Pro-slavery activists from the slave state of Missouri, who crossed the state border into Kansas Territory to force the acceptance of slavery there. They interfered in territorial elections, and attacked Free-State settlements.

Declared "that all persons held as slaves" within the rebellious states "are, and henceforward shall be free."

People who belonged to a movement to end slavery.

Militant groups connected with the free-state cause during the American Civil War.

A radical abolitionist that believed slavery must be stopped by force. He led a group of anti- slavery volunteers in Kansas.

A law that required that slaves be returned to their owners, even if they escaped to a free state.

The Kansas-Nebraska Act made slavery possible in Kansas Territory.

Missouri entered the Union as a slave state and Maine entered as a free state.

Fugitive Slave Act was part of