1860-1865 By b.dev Nov 6, 1860 Abraham Lincoln elected President Dec 20, 1860 South Carolina is first to secede from the Union Mar 11, 1861 Confederate Constitution Signed Apr 12, 1861 Civil War Begins Jun 1, 1862 Robert E Lee assumes command of the Confederate Army Jan 1, 1863 Emancipation Proclamation Jul 1, 1863 Gettysburg Sep 19, 1863 Gettysburg Address Apr 9, 1865 Lincoln Assasinated Dec 6, 1865 Slavery Abolished