About John S. Mosby
John Singleton Mosby, also known by his nickname "Gray Ghost", was an American military officer who was a Confederate cavalry commander in the American Civil War. His command, the 43rd Battalion, Virginia Cavalry was a partisan ranger unit noted for its lightning-quick raids and its ability to elude Union Army pursuers and blend in with local farmers and townsmen. The area of northern central Virginia in which Mosby operated with impunity became known as Mosby's Confederacy.
Biography source:
Wikipedia