Unit 8 Timeline ( 19 -21 ) By AponteClaribel May 30, 1854 Kansas-Nebraska Act Mar 4, 1861 Lincoln takes office Apr 12, 1861 Fort Sumter fired on May 20, 1862 Homestead Act Period: Jul 1, 1863 to Jul 3, 1863 Battle of Gettysburg Apr 15, 1865 Lincoln Assassinated