Ch.14 A divided Nation By jace.aguilarrodriguez@centuraps.org Period: 1787 to 1861 Northwest Ordinance Period: Mar 9, 1789 to May 29, 1790 Constitution Ratified Period: 1820 to 1857 Missouri Comprimise Period: Aug 21, 1831 to Aug 23, 1831 Nat Turner Rebellion Apr 25, 1846 Mexican American War The Mexicans tried to jump borders and try to decide if the Rio Grande River was a border. May 25, 1846 Gage Rule in Congress They stopped discussions about anti slavery request. Period: Aug 8, 1846 to Aug 8, 1846 Wilmont Proviso Period: Jan 29, 1850 to 1850 Compromise of 1850 Period: Apr 12, 1861 to Apr 9, 1865 Civil war