article: Kansas Territory
links: Fort Leavenworth Border Ruffians Kansas–Nebraska Act United States Government Democratic Party (United States) 40th parallel north Eli Thayer Popular sovereignty in the United States 37th parallel north Bleeding Kansas Andrew Horatio Reeder Franklin Pierce Free-Stater (Kansas) List of Governors of Kansas Abolitionism Electoral fraud Native American New England Manhattan, Kansas Pottawatomie massacre Missouri Compromise United States Ohio James Henry Lane (Union General) Washington, DC Wakarusa War Nebraska Territory United States Senate North Kansas Iowa Missouri Border Ruffian Lawrence, Kansas Fort Riley New England Emigrant Aid Company US states Battle of Osawatomie African-American Jayhawker Topeka, Kansas Midwestern United States Immigration Colorado Rocky Mountains James Buchanan