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 National Museum of the Marine Corps at Quantico, Virginia. Additional Marine history can be found at the Flying Leatherneck Aviation Museum, the MCRD San Diego Command Museum, the Marine Corps Air-Ground Museum, the Marine Corps Legacy Museum, the Parris Island Museum, the WWII/Korea LVT Museum, and the Waterhouse Museum. Memorials also serve as a way to preserve history. One of the most iconic memorials is the Marine Corps War Memorial in Arlington National Cemetery, a statue recreated from the iconic photo "Raising the Flag on Iwo Jima". Other memorials to Marines (sometimes including other services) include the two of the