History By jkrs Nov 21, 1793 Cotton Gin invented Nov 21, 1820 Missouri Compromise Nov 21, 1831 Nat Turner's rebellion Nov 21, 1848 Mexican American War ends Nov 21, 1849 California Gold rush begins Nov 21, 1850 Compromise of 1850 Nov 21, 1852 "Uncle Tom's Cabin" published Nov 21, 1853 Gadsen Purchase Nov 21, 1854 Kansas Nebraska Act Nov 21, 1854 Ostend Manifesto Nov 21, 1857 Dred Scott decision Nov 21, 1857 "Impending Crisis in the South" written Nov 21, 1859 Harper's Ferry rebellion Jan 1, 1860 South Carolina secedes Nov 21, 1860 Election of Abraham Lincoln