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""
History of the United States Marine Corps and naval depots, Henderson seized every opportunity to deploy his Marines in "landing party operations" and other expeditions. One example of this was the acquisition artillery pieces and training for use with landing parties, which would bear fruit at the Battle of the Pearl River Forts. Henderson is also credited with thwarting attempts by President Andrew Jackson to combine the Marine Corps with the Army. Instead, Congress passed the "Act for the Better Organization of the United States Marine Corps" in 1834, stipulating that the Corps was part of the Department of the Navy, as a sister service to the