Union General Daniel Butterfield
Pula, James S Dan Butterfield played a pivotal role during the Civil War. He led troops in the field at the brigade, division, and corps level, wrote the 1862 Army field manual, composed "Taps, " and served as the chief of staff for Joe Hooker in the Army of the Potomac. He introduced a custom that remains in the U.S. Army today: the use of distinctive hat or shoulder patches to denote the unit to which a soldier belongs and was a Medal of Honor winner. But...