United States Marine Corps off-base, except in transit to and from their place of duty and in the event of an emergency. As in any military organization, the official and unofficial traditions of the Marine Corps serve to reinforce camaraderie and set the service apart from others. The Corps' embrace of its rich culture and history is cited as a reason for its high "esprit de corps". The "Marines' Hymn" dates back to the 19th century and is the oldest official song in the United States armed forces. The Marine motto "Semper Fidelis" means "Always Faithful" in Latin, often appearing as "Semper Fi"; also
Flag of the United States Marine Corps and 21st centuries. The official battle color of the Corps is maintained by Marine Barracks, Washington, D.C. ("8th and I"), and carried by the Color Sergeant of the Marine Corps. The position of the Color Sergeant was first officially designated in 1965 and was first held by Gunnery Sgt. Shelton L. Eakin. The billet is a two-year tour open to all Sergeants; the only caveat being that the applicant must be at least tall and pass a rigorous White House security check. The Color Sergeant of the Marine Corps traditionally carries the Flag of the President of the United States