Fleet Marine Force Combat Operation Insignia

The Fleet Marine Force Combat Operation Insignia is a miniature 5⁄16 inch bronze United States Marine Corps emblem that may be authorized by the Secretary of the Navy for wear on specific campaign, expeditionary, and service medal ribbons issued to United States Navy sailors attached to and on duty with Fleet Marine Force (FMF) units during combat operations and sailors on duty with Navy units attached to and operating with Fleet Marine Force units while under Marine Corps operational control during combat operations. The device was instituted in 1953 with the Navy and Marine Corps Award Manual (NAVPERS 15,790, Revised 1953) dated 1953.