U.S. Marines with 1st Light Armored Reconnaissance Battalion, 1st Marine Division, attached to Marine Rotational Force-Southeast Asia, fire an M3E1 multipurpose anti-armor anti-personnel weapon system at Ban Chan Khrem, Chanthaburi, Thailand, March 6, 2025 during Exercise Cobra Gold 2025. Cobra Gold is the largest joint and combined exercise in mainland Asia, held annually in Thailand, showcasing the U.S. commitment to the region by building interoperability, multilateral cooperative arrangements, and advancing common interests through our commitment to allies and partners in ensuring a free and open Indo-Pacific. MRF-SEA is a rotational unit derived from elements of I MEF executing a U.S. Marine Corps Forces, Pacific operational model that involves training events and exchanges with partner military subject matter experts, promotes security goals with allied and partner nations, and ensures a persistent I MEF stand-in presence west of the international date line. (U.S. Marine Corps photo by Cpl. Migel A. Reynosa)