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
Culture of the United States Marine Corps service, and the fouled anchor signifies naval tradition. The use of the emblem became official when the seal was adopted in 1955. On 22 June 1954, President Dwight D. Eisenhower signed an Executive Order, which approved the design of an official seal for the United States Marine Corps. The new seal had been designed by Felix de Weldon at the request, and with the assistance, of the Commandant Lemuel C. Shepherd, Jr. The new seal consisted of the traditional Marine Corps Eagle, Globe, and Anchor emblem in bronze; however, an American bald eagle replaced the crested eagle depicted on the