Culture of the United States Marine Corps reminder to provide good order and discipline. The Marines' Hymn dates back to 1919 and is the oldest official song in the U.S. Armed Forces. It embraces some of the most important battles of the Corps at that time, including Chapultepec and Derna. Subtle changes and unofficial verses have been added as the history of the Corps grew. The official Marine Corps emblem is the Eagle, Globe, and Anchor, sometimes abbreviated "EGA". Adopted in its present form in 1868 by Commandant Jacob Zeilin, it derives partially from ornaments worn by the Continental Marines and the British Royal Marines, and is
Assistant Commandant of the Marine Corps who took office on 4 October 2018, when Glenn M. Walters retired. The first Marine to hold the billet as "Assistant to the Commandant" was Eli K. Cole (Allen H. Turnage being the last), while Lemuel C. Shepherd Jr. was the first to hold it as the "Assistant Commandant". Before the official title of "Assistant Commandant of the Marine Corps" was adopted in 1946, the title of the position was known as the "Assistant to the Commandant" and before 1918, known only as "Duty in the Office of the Commandant". No records exist before the outbreak of World War I