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""
Military Secretary to the Commandant of the Marine Corps the Assistant Commandant as well. Forty-three men have served as the Military Secretary to the Commandant of the Marine Corps. Two Marines have served as the Military Secretary and have later gone on to become the Commandant: The current Military Secretary is Colonel Tom Gordon. Military Secretary to the Commandant of the Marine Corps The Military Secretary to the Commandant of the Marine Corps is the senior advisor and task manager for the Commandant of the Marine Corps. Personally selected by the Commandant, the Military Secretary is an active duty Colonel who reports directly to the Commandant. The exact duties