HUSH By GabriellaH Jul 4, 1776 7/4/1776 Independence Sep 17, 1787 Ratification of Constitution Apr 30, 1803 LA Purchase Mar 3, 1820 MO Compromise Aug 21, 1831 Nat Turner Rebellion Mar 2, 1836 TX Independence Feb 2, 1848 Treaty of Guadelupe Hidalgo Sep 20, 1850 Compromise of 1850 Mar 6, 1857 Dred Scott Decision Dec 20, 1860 SC secession Sep 16, 1862 Antietam May 18, 1863 Vicksburg Jul 1, 1863 Gettysburg Jan 31, 1865 13 Amendment