Some Unknown Facts About the American Civil War! Brush Up your Knowledge Folks ByGoatling September 4, 2014July 22, 2015 Life, Politics 13.) Soldiers would march on average 15-20 miles a day. 14.) Union General Daniel Sickles was the first person to successfully use the temporary insanity plea in court. Pages: 1 2 3 4 5 6 7