Social Studies Timeline By Elizabeth Hale Mar 3, 1820 Missouri Compromise Dec 29, 1845 Texas Becomes a State Jan 29, 1850 Compromise of 1850 Sep 18, 1850 Fugitive Slave Law Mar 20, 1854 Republican Party Forms May 30, 1854 Kansas-Nebraska Act Mar 6, 1857 Dred Scott Case Oct 16, 1859 John Brown Attack on Harpers Family Nov 6, 1860 Lincoln Elected President Dec 20, 1860 South Carolina Secedes Feb 4, 1861 Confederate States of America Form Apr 12, 1861 Fort Sumter Attack