Magazine USMC Birthday Recoil Staff Join the Conversation Today marks the U.S. Marine Corps’ 237th birthday, which includes an annual cake-cutting ceremony at the Pentagon, a unit run, and a formal ball. Happy birthday, Marine Corps. We appreciate your dedication and service to our nation! For more information on the USMC, go to www.marines.mil. Explore RECOILweb:The Hawija RescueRECOILtv Training Tune Ups - Red Dot or Iron Sights?Ares Armor 80% Anodized LowersGriffon Industries: "Ghost Pocket Carry"