Bleeding Kansas - 1854 to 1861 SUMMARY Popular Sovereignty Abolitionist from the North and Slave sympathisers from the South came to sway Kansas’s vote Effects / Impact North and South - increase in tension - foreshadowing Civil War SUMMARY Bleeding Kansas Violent confrontations in the Kansas from 1854 to 1861 Started over the debate over the legalization of slavery in the state of Kansas based on popular sovereignty Where did they come from? Northerners - Southerners- Pottawatomie Creek Massacre Murder of 5 men from a pro-slavery settlement on Pottawatomie Creek by an anti-slavery party led by the abolitionist John Brown Retaliation to an attack by pro-slavers on a abolitionist town in Kansas