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
Uniforms of the United States Marine Corps white trousers are not authorized for wear with either the long-sleeved or the short-sleeved khaki shirt, precluding the "C" and "D" uniforms. This uniform replaced, in 2000, an all-white uniform, similar in appearance to that of the Naval Officer/CPO white dress uniform. To differentiate themselves from the infantry, musicians—at that time, buglers and signal callers—would reverse the traditional colors. Today members of the ten Marine Corps field bands wear the standard Blue Dress uniforms, while the members of the United States Marine Corps Band (The President's Own) and the United States Marine Drum and Bugle Corps (The Commandant's Own), both