Marines

Press Releases

13th Marine Expeditionary Unit

Onboard USS Makin Island, 13th MEU and PHIBRON 7 Strengthen Navy-Marine Corps Integration During Amphibious Training

The Navy-Marine Corps team has concluded Quarterly Underway Amphibious Readiness Training (QUART) 26.2, which took place from Jan. 20-30, 2026. The exercise, led by the 13th Marine Expeditionary Unit (MEU) and Amphibious Squadron (PHIBRON) 7, featured the Wasp-class amphibious assault ship USS Makin Island (LHD 8), which expanded the training's ability to prepare MEUs and Amphibious Ready Groups (ARGs) for future deployments and operations afloat. Further strengthening international partnerships, Peruvian naval officers were aboard to observe the exercise, fostering shared learning and military cooperation.

I MEF Engages Public at Seattle Fleet Week, Sharpens Skills in QUART Amphibious Exercise

Marines and Sailors from I Marine Expeditionary Force and the amphibious transport dock ship USS Somerset (LPD 25) completed Quarterly Underway Amphibious Readiness Training 25.4 on Aug. 15, 2025, at Camp Pendleton, California, and in its coastal waters. QUART 25.4 began on July 21 with an embarkation to take part in Seattle Seafair Fleet Week. Following the festivities, personnel transitioned to operational training on the Somerset, focused on essential amphibious skills that define the Navy-Marine Corps team.

MRF-SEA Marines and S'pore Guards Conclude Valiant Mark 25, Conquer SAFTI City Training Facility

Exercise Valiant Mark 2025 concluded on March 26, 2025, at SAFTI City training facility in Singapore, demonstrating the strong partnership between U.S. Marines with Marine Rotational Force-Southeast Asia (MRF-SEA), and Singapore Guardsmen with 3rd Battalion Singapore Guards, 7th Singapore Infantry Brigade. The 10-day exercise focused on interoperability between forces and military operations in urban terrain.

U.S. Marines and Singapore Guards Begin the 27th Iteration of Exercise Valiant Mark in Singapore

U.S. Marines with Marine Rotational Force-Southeast Asia (MRF-SEA), led by the 13th Marine Expeditionary Unit, began Exercise Valiant Mark 2025, alongside the 3rd Battalion Singapore Guards (3 GDS) and 7th Singapore Infantry Brigade (7 SIB), in a ceremony held on Monday, March 17, aboard Bedok Camp, Singapore. This year’s exercise marks the 27th iteration of Valiant Mark, since its inception in 1991. The ceremony was presided over by Lieutenant General Michael S. Cederholm, the commanding general of I Marine Expeditionary Force, and Colonel Wong Pui Chuan, Chief Guards Officer (CGO), commanding officer, 21st Singapore Division. Valiant Mark 25 training will continue through March 26.

U.S. Marine Rotational Force and Singapore Armed Forces Launch Annual Valiant Mark Exercise

The Singapore Armed Forces (SAF) and Marine Rotational Force-Southeast Asia (MRF-SEA), led by the 13th Marine Expeditionary Unit, commenced Exercise Valiant Mark 2024 in a ceremony today at Bedok Camp, Singapore. The combined U.S.-Singapore force will continue Valiant Mark 24 training through Dec. 13, focusing heavily on increasing interoperability between forces and building a sense of partnership among personnel.

U.S. and Indonesian Marines Conclude Successful Keris MAREX 2024

On Nov. 19, a combined force of nearly 600 personnel from the U.S. Marine Corps’ Marine Rotational Force - Southeast Asia (MRF-SEA), an element commanded by the 13th Marine Expeditionary Unit, and the 10th Marine Infantry Battalion of the Korps Marinir Republik Indonesia (KORMAR), or Indonesian Marine Corps, concluded Keris Marine Exercise (MAREX) 2024 in a ceremony held aboard Yonif 10 Marinir, Batam, Indonesia.

U.S. and Indonesian Marines Kick Off Third Annual Keris MAREX Training in Batam

U.S. Marines with Marine Rotational Force–Southeast Asia (MRF-SEA), which is commanded by the 13th Marine Expeditionary Unit, and elements of Korps Marinir Republik Indonesia (KORMAR), began Keris Marine Exercise (MAREX) 2024 today aboard Yonif 10 Marinir, Batam, Indonesia. This year’s iteration of Keris MAREX, taking place from Nov. 6 to 19, marks the exercise’s third year in execution.

U.S. Marines Complete Typhoon Krathon Humanitarian Assistance Efforts

U.S. Marines across multiple forward-deployed commands concluded six days of foreign disaster relief efforts in the Philippines Oct. 10, 2024, supporting the U.S. Agency for International Development’s humanitarian response to Typhoon Krathon (locally known as Julian) at the request of the Philippine government.

U.S. Marines Deliver Emergency Relief to Phillipines

At the request of the Government of the Republic of the Philippines, Secretary of Defense Lloyd Austin directed U.S. Indo-Pacific Command to support the U.S. Agency for International Development's efforts in foreign disaster relief operations in the Philippines following Typhoon Krathon (locally known as Julian), which made landfall on the Province of Cagayan, Philippines Sep. 30.

Marine Rotational Force – Southeast Asia Begins Third Annual Deployment

U.S. Marines and Sailors from I Marine Expeditionary Force have arrived in the Philippines as part of the third annual rotational deployment of Marine Rotational Force - Southeast Asia. MRF-SEA forces, commanded by the 13th Marine Expeditionary Unit, will begin their six-month stint in the region by training alongside Philippine Allies in exercises Sama Sama 2024 and KAMANDAG 8 from Oct. 7-24, 2024.

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13th Marine Expeditionary Unit