U.S. Navy Rear Adm. Carlos Sardiello, commander of U.S. Naval Forces Southern Command and U.S. 4th Fleet, gives his closing remarks during the U.S. and Peru Maritime Staff Talks (MST) closing ceremony in San Francisco, Calif. July 17, 2026. This MST is a pivotal engagement to strengthen the U.S. and Peruvian maritime partnership and develop future engagements. (U.S. Marine Corps photo by Gunnery Sgt. Maverick Mejia)
U.S. and Peruvian maritime leaders participate in tri-service maritime staff talks in San Francisco, July 13-17, 2026. Representatives from U.S. Naval Forces Southern Command, U.S. Marine Corps Forces South, the U.S. Coast Guard and the Peruvian Navy met to align strategic priorities, improve maritime domain awareness, strengthen interoperability and coordinate future cooperation to address shared maritime security challenges. (U.S. Marine Corps video by Sgt. Samuel Qin)
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Leaders from the Chilean marine corps and U.S. Marine Corps Forces, South came together Oct. 22, 2025, for a Staff Planner Working Group hosted at Marine Corps Support Facilities New Orleans.
U.S. Marines and participating multinational forces kick off UNITAS LXVI (66), the world’s longest-running maritime exercise with military forces from 25 partner nations from Europe, the Caribbean, North, Central and South America, along with U.S. Navy and Marine Corps units, to strengthen interoperability, enhance maritime security and foster collaboration in the region.