Other
American Anthropological Association: 1800 1850s: Expansion of Slavery in the Us
Outlines the political events prior to the Civil War as the United States expanded its territories to include new states and conflicts arose over the issue of slavery.
National Endowment for the Humanities
Neh: Edsit Ement: The Kansas Nebraska Act of 1854
An exploration of how the Kansas-Nebraska Act of 1854 impacted the debate between free and slave states, and the precarious political equilibrium. It looks at how Stephen Douglas tried to avoid a national conflict in the debate over...
PBS
Pbs: American Experience: John Brown's Holy War: Pottawatomie Massacre
PBS provides information on John Brown's involvement in the Pottawatomie Massacre and the reasons behind the massacre.
Wikimedia
Wikipedia: Kansas Nebraska Act
Wikipedia offers excellent information on the Kansas-Nebraska Act of 1854.
Other
The American Civil War Fact Sheet: Bleeding Kansas
Fact sheet on Bleeding Kansas with the different views of each side.
Independence Hall Association
U.s. History: The Kansas Nebraska Act
Read about the essential repeal of the Missouri Compromise, which had established which states could be slave and which would be free for thirty years, with the rancorous passage of the Kansas-Nebraska Act. See who supported it and why,...
Independence Hall Association
U.s. History: "Bloody Kansas"
Here's an overview of the turmoil caused in the Kansas-Nebraska territory as a result of the Kansas-Nebraska Act. Read about the potential of conflict between the free-soilers and the border ruffians.
Independence Hall Association
U.s. History: The Missouri Compromise
A good look at the issues debated about the admission of new states, particularly those that would be made from the Louisiana Purchase. Read about why the issue of allowing slavery in the new states was such a hard decision for Congress....
Other
Course Notes: Us History: 1840 1877: Expansion and Slavery
A list with short descriptions of the issues and events that impacted the expansion of the frontier, with slavery being the most significant issue.
American Battlefield Trust
American Battlefield Trust: Civil War: Trigger Events of the Civil War
A list with descriptions of the major events that led up to the outbreak of the Civil War.