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""
Culture of the United States Marine Corps many statues named Iron Mike (Belleau, France and Parris Island, South Carolina), the USS Arizona Memorial, Navy–Marine Corps Memorial Stadium at the United States Naval Academy, as well as many period specific military memorial around the country where Marines participated in fighting, such as the National World War II Memorial and the Vietnam Veterans Memorial. The Corps has many unofficial traditions, promulgated by many Marines and some Marine-based organizations (such as the Marine Corps League, Marine Corps Association, and Young Marines) or media (such as the "Marine Corps Gazette", "Leatherneck" Magazine, or "Marine Corps Times"). Marines are not "soldiers", or