Fort George G. Meade is a United States Army installation located in Maryland, that includes the Defense Information School, the Defense Media Activity, the United States Army Field Band, and the headquarters of United States Cyber Command, the National Security Agency, the Defense Courier Service, and Defense Information Systems Agency headquarters. It is named for George G. Meade, a general from the U.S. Civil War, who served as commander of the Army of the Potomac.