U.S History By 21940037 Period: Jan 1, 1850 to Jan 1, 1876 Civil War Dec 30, 1853 1853 Gadsden Purchase Mar 20, 1854 1854 The Republican Party formed May 30, 1854 1854 Kansas-Nebraska act May 21, 1856 1856 Violence in Kansas May 22, 1856 Senator Sumner attacked in the Senate Sep 18, 1858 1858 Lincoln vs Douglas Debate Oct 16, 1859 John Brown's raid on Harper's Ferry Apr 23, 1860 Democratic Party split Nov 6, 1860 Abraham Lincoln elected 16th President of the United States Dec 20, 1860 Confederate States of America formed Apr 12, 1861 Civil War Fort Sumpter Jun 8, 1861 Lower South secedes Sep 17, 1862 Battle of Antietam Apr 14, 1865 Lincoln assassinated Dec 24, 1865 KKK Formed
