Marine Rotational Force - Southeast Asia

The official account of the U.S. Marine Corps’ newest rotational force, MRF-SEA.

[Marine Rotational Force - Southeast Asia @MRFSEAsia]

Marines and Sailors with MRF-SEA continue to strengthen the U.S.-Philippine Ironclad Alliance - shoulder-to-shoulder with the @TeamAFP 🇺🇸🇵🇭

While enjoying some balut 🥚

Presence with Purpose

📍 Camp Aquino, Clark, Philippines

🔗 https://t.co/p1Cyy0KU1y

[Marine Rotational Force - Southeast Asia @MRFSEAsia]

MRF-SEA 🇺🇸🤝🇵🇭

United States military deploys foreign disaster relief support for the Philippine response to successive storms.

Read More: 🔗 https://t.co/LNH0kYdJO2

[Marine Rotational Force - Southeast Asia @MRFSEAsia]

The last MRF-SEA might have concluded, but we're still re-living the highlight reel.

🎥: Sgt. Shaina Jupiter

#MRFSEA #KAMANDAG #KerisMAREX #cobragold #valiantmark #Marines

[Pacific Marines @PacificMarines]

#PacificMarines with @1st_Marine_Div and soldiers with The #Singapore Army conduct the Valiant Mark 25 field training exercise at SAFTI City training facility, Singapore, March 26, 2025. ​

​📸: Cpl. Tyler Wilson | @USMC

@INDOPACOM @MRFSEAsia @1stMEF

#SAFTI #valiantmark

[Marine Rotational Force - Southeast Asia @MRFSEAsia]

The exercise's comprehensive scope, spanning operational planning, intelligence integration, and the execution of air assaults, culminated in a highly effective demonstration of combined capabilities.

🎥: Sgt. Shaina Jupiter

#MRFSEA #SAF #valiantmark25 #Marines

[Marine Rotational Force - Southeast Asia @MRFSEAsia]

The 27th iteration of Valiant Mark exemplified the successful strategic partnership between the U.S. Marine Corps and the Singapore Armed Forces, emphasizing the critical importance of combined capabilities in urban warfare scenarios.

[U.S. Marines @USMC]

#Marines with @MRFSEAsia communicate a call-for-fire mission during exercise Valiant Mark 25.

The exercise enhances interoperability, builds mutual defense capabilities, and strengthens military-to-military relationships between USMC and Singapore Armed Forces.

#USMC

[Marine Rotational Force - Southeast Asia @MRFSEAsia]

Happy 0331 day and thanks for bringing belt-fed motivation to bear in support of partners and allies throughout the rotation.

[Marine Rotational Force - Southeast Asia @MRFSEAsia]

0331s 🤝 MRF-SEA

Throughout our deployment, machine gunners from 2nd Bn., 7th Marines and 1st Bn., 5th Marines, @1st_Marine_Div, attached to MRF-SEA for exercises Keris MAREX in Indonesia & Valiant Mark 25 in Singapore.

[U.S. Pacific Command @USPACOM]

🇺🇸 - 🇸🇬

@usmc with @MRFSEAsia and the Singapore Armed Forces enhance their urban warfare skills during #ValiantMark25. This bilateral exercise prepares our combined forces for any challenge in the #ndoPacific. #AlliesandPartners #interoperability

📍 #Singapore

[Marine Rotational Force - Southeast Asia @MRFSEAsia]

This year marked a pivotal progression in the Valiant Mark exercise series between @USMC and Singapore Armed Forces, focusing heavily on the partner nations' ability to execute a combined assault in an urban environment.

To read more about VM25:

https://t.co/4OgjtrSumr

[Marine Rotational Force - Southeast Asia @MRFSEAsia]

The 27th iteration of Valiant Mark came to a close on March 26th as U.S. Marines and Sailors w/ MRF-SEA and Singapore Guardsmen culminated the exercise with a field-expedient closing ceremony at SAFTI City training facility, Singapore.

[Marine Rotational Force - Southeast Asia @MRFSEAsia]

During their visit, the CMC and SMMC observed MRF-SEA operations & recognized Marines for their accomplishments during the deployment.

📍Camp Bedok, Singapore (March 24, 2025)

📷:Sgt. Shaina Jupiter

#valiantmark25 #MRFSEA #Marines #VM25

[Marine Rotational Force - Southeast Asia @MRFSEAsia]

The @CMC_MarineCorps Gen. Eric M. Smith and the @USMCSgtMaj Sergeant Major Carlos A. Ruiz met w/ @MRFSEAsia Marines & Singapore Guardsmen w/ 3rd Battalion Singapore Guards, 7th Singapore Infantry Brigade during #ValiantMark25.

[U.S. Embassy Singapore @USEmbassySG]

Valiant Mark is more than just a military exercise—it’s a testament to the strong U.S.-Singapore defense partnership. From live-fire drills to medical, logistics, and intelligence exchanges, troops from both nations train side by side, learning from each other and enhancing interoperability 🇺🇸🇸🇬

@MRFSEAsia @USMC @PacificMarines @INDOPACOM @Official13thMEU @1stMEF

[Marine Rotational Force - Southeast Asia @MRFSEAsia]

"The line is ready!"🗣

U.S. Marines w/ 1st Battalion, 5th Marine Regiment, @1st_Marine_Div, attached to MRF-SEA, w/ Singapore Guardsmen w/ 3rd Battalion Singapore Guards swapped weapons to coach each other through a familiarization live-fire range during #ValiantMark25

[Marine Rotational Force - Southeast Asia @MRFSEAsia]

Thanks for the visit @USMCSgtMaj 🫡

[Sergeant Major Carlos A. Ruiz @USMCSgtMaj]

Visiting with @USMC’s newest rotational force @MRFSEAsia. They’re doing amazing work while promoting peace and partnership!
#MRFSEA #Marines #FreeAndOpenIndoPacific

[U.S. Pacific Command @USPACOM]

🇺🇸 - 🇸🇬

@usmc and Singapore Armed Forces train side-by-side at the Murai Urban Training Facility during #ValiantMark25. This bilateral exercise enhances #interoperability, ensuring we are ready to face any challenge together. #FriendsPartnersAllies

📸 Sgt. Shaina Jupiter

[Marine Rotational Force - Southeast Asia @MRFSEAsia]

The rehearsals were a prelude to the Final Training Exercise at SAFTI City, a vast stretching facility mirroring an urban metropolis.

📍Murai Urban Training Facility, Singapore (March 19, 2025)

🎥: Cpl. Tyler Wilson & Cpl. Logan Courtright

#MRFSEA #MOUT #ValiantMark25 #VM25

[Marine Rotational Force - Southeast Asia @MRFSEAsia]

U.S. Marines w/ 1st Battalion, 5th Marine Regiment, @1st_Marine_Div, attached to @MRFSEAsia, rehearsed military operations in urban terrain w/ Singapore Guardsmen with 3rd Battalion Singapore Guards, 7th Singapore Infantry Brigade during Valiant Mark 25.