Events Leading to The Civil War By isaacb987 1846 Wilimot Proviso Mar 20, 1852 "Uncle Tom's Cabin" is first published May 30, 1854 Kansas - Nebraska Act Jan 29, 1856 Compromise of 1850 May 25, 1856 John Brown's Masacre at Pottawatomie Creek Mar 6, 1857 Dred Scott Decision Jun 16, 1858 Lincoln - Douglas Debate Sep 17, 1859 John Brown's Raid at Harpers Ferry, Virginia Dec 20, 1860 South Carolina Secedes from the Union Feb 8, 1861 Confederate States of America are formed Mar 4, 1861 Abraham Lincoln is elected as a Republican President Apr 12, 1861 Confederate Troops Fire at Fort Sumter, South Carolina