Civil War drummer boy Willie Johnston received the Medal of Honor on Sept. 16, 1863, two months after his 13th birthday.

"He must have been with the military — maybe a drummer or valet. It strikes me that whatever he was doing ... No record of Exp[iration of service].” U.S. Civil War Soldier Records and Profiles, ...

"Incidents of the war: A harvest of death." The three days of conflict at Gettysburg resulted in 51,000 casualties, making it the bloodiest battle of the Civil War. Courtesy: Library of Congress ...