dveillon By rcushman Period: Jan 1, 1860 to Dec 31, 1865 The Civil War Apr 12, 1861 Confederate forces attack Fort Sumter Jul 21, 1861 First Battle of Bull Run Sep 17, 1862 Battle of Antietam May 9, 1863 Battle of Vicksburg Jul 1, 1863 Battle of Gettysburg Sep 2, 1864 Battle of Atlanta