The Battle of Antietam, fought on 17 September 1862, between Confederate Gen. Robert E. Lee's Army of Northern Virginia and Union Gen. George B. McClellan's Army of the Potomac, remains one of the most significant battles of the American Civil War.
Since time immemorial, mankind has used animals in one form or another during armed conflict. Ancient historian Livy tells of how the Romans used geese to avert an attack from Gallic barbarians in 386 B.C. Livy relates that as barbarian invaders si
