Events prior to The U.S. Civil War By j.bethany 1794 Invention of the cotton gin Mar 3, 1819 Missouri Compromise 1828 Tariff of 1828 & Nullification Crisis 1831 Underground railroad Jan 1, 1831 The Liberator is published Aug 1, 1831 Nat Turner's Rebellion 1850 Wilmot Proviso Jan 29, 1850 Compromise of 1850 Mar 20, 1852 Uncle Tom's Cabin is published 1854 'Bleeding Kansas' May 30, 1854 Kansas-Nebraska Act May 22, 1856 Brooks-Sumner Event 1857 Dred Scott Decision Jul 21, 1858 Lincoln-Douglas Debates Oct 16, 1859 John Brown's Raid on Harper's Ferry Nov 6, 1860 Election of 1860 Dec 20, 1860 Secession of Southern States Apr 12, 1861 Fort Sumter is fired upon