slavery and civil war timeline By koroksoup 1776 US declares independence 1802 Louisiana Purchase 1820 Underground Railroad 1820 Missouri Compromise 1831 Trail of Tears 1848 War with Mexico 1849 Harriet Tubman escapes 1850 Fugitive Slave Law 1857 Dred Scott loses case 1858 Lincoln vs Douglas debates Nov 6, 1860 Lincoln Elected President Dec 20, 1860 South Carolina secedes Jan 1, 1861 Emancipation Proclamation Jun 8, 1861 Eleven Southern states secede Jul 21, 1861 The Picnic Battle of Bull Run 1864 Sherman's march to the sea Apr 9, 1865 Robert E Lee Surrenders Jun 19, 1865 Last Slaves Freed in Texas