Images was nonetheless in its early days within the 1860s, and occasions captured throughout the Civil Struggle supply a priceless window to historical past. When this picture was taken on Oct. 4, 1862, President Abraham Lincoln was visiting with Union Gen. George McClellan at his headquarters close to Sharpsburg, Maryland. Lincoln would later take away McClellan from command after the Battle of Antietam for failing to pursue and destroy the Accomplice Military underneath the command of Gen. Robert E. Lee. (AP Photograph)