Some Unknown Facts About the American Civil War! Brush Up your Knowledge Folks ByGoatling September 4, 2014July 22, 2015 Life, Politics 11.) The 13th Amendment, which ended slavery wasn’t ratified until 1901 in Delaware and 1976 in Kentucky. 12.) Disease was the biggest killer in the war. Over one million soldiers got malaria. Pages: 1 2 3 4 5 6 7