United States Marine Corps served as a convenient resource for interventions and landings to protect American interests overseas. The Corps was involved in over 28 separate interventions in the 30 years from the end of the American Civil War to the end of 19th century. They would be called upon to stem political and labor unrest within the United States. Under Commandant Jacob Zeilin's tenure, Marine customs and traditions took shape: the Corps adopted the Marine Corps emblem on 19 November 1868. It was during this time that "The Marines' Hymn" was first heard. Around 1883, the Marines adopted their current motto ""Semper Fidelis""
Sergeant Major of the Marine Corps Major of the Marine Corps was authorized (which features three stripes, the Eagle, Globe, and Anchor flanked by two five-point stars in the center, and four rockers) as opposed to the standard Sergeant Major rank insignia (which features three stripes, one five-point star in the center, and four rockers), which was used for the rank from the post's creation in 1957 to 1970. While "Sergeant Major of the Marine Corps" is the full wording of the rank, the verbal address for this is commonly "Sergeant Major". The Sergeant Major of the Marine Corps is selected by the Commandant of the