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Marines


III MARINE EXPEDITIONARY FORCE

III MEF Logo
FORWARD. FAITHFUL. FOCUSED.
Okinawa, Japan

Who we are

III MEF is the nucleus of a joint and coalition Stand-In Force within the First Island Chain. In competition, III MEF assures and expands access for the joint force across the Indo-Pacific. In crisis, it provides in-place response forces to secure allies and partners while deterring adversary aggression. In conflict, III MEF fights from advanced naval bases as part of a naval expeditionary force and enables Joint Force objectives in the Indo-Pacific.


 

01

31st MEU | Breaching Range

U.S. Marines detonate an explosive charge during an urban breaching range on Camp Hansen, Okinawa, Japan, Jan. 7, 2025.

02

3d Div | Endurance Course

U.S. Navy Hospital Corpsman Keegan Farnsworth maneuvers through the endurance course at the Jungle Warfare Training Center, Okinawa, Japan.

03

Korea Viper | Company Attack

U.S. Marines move to an assault position during exercise Korea Viper 25.1 at Camp Rodriguez, South Korea, Dec. 18, 2024.

04

Korea Viper | Mortar Range

U.S. Marines fire M224 60mm mortar system during exercise Korea Viper 25.1 at Camp Rodriguez, South Korea, Dec. 21, 2024.

05

1ST MAW | Holidays Overseas

Santa Claus and his elf helpers, played by U.S. Marines arrive at Marine Corps Air Station Iwakuni, Japan, Dec. 19, 2024.

06

31st MEU | HA Training

U.S. Marine Corps Sgt. David J. Kelly, offloads supplies from an MV-22B Osprey during humanitarian assistance training on Camp Hansen, Okinawa.

07

3/12 | M777 Howitzers

U.S. Marine Corps Cpl. Antwone Rowe loads propelling charges into an M777 Howitzer at Ojojihara Maneuver Area, Japan, Dec. 5, 2024.

 

Featured News

Korea Viper 25.1: Close Quarters Tactics
3d Marine Division
Jan. 6, 2025 | 0:45
Korea Viper 25.1: Close Quarters Tactics
3d Marine Division
Jan. 6, 2025 | 0:45
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Korea Viper 25.1: Close Quarters Tactics
Martial Arts Instructor Course Culminating Event
Capt. Morita gives interview on Pacific Heritage
Sgt. Malate gives interview on Pacific heritage
Year in Review - 2024
MWHS-1 CO and SgtMaj. address Marines
Lance Cpl. Matthew Trippe Christmas Greeting
U.S., Japan complete training in Misawa
Master Sgt. Yommalat gives interview on Pacific Heritage
Sgt. Sionesini gives interview on Pacific Heritage
ARTP 24.3 Reel
Lance Cpl. Samuel Soto Christmas Greeting
AAPI Heritage B-roll
3d LCT conducts Sensing and Surveillance Exercise
Lance Cpl. Nicholas Wohlenhaus
 
III Marine Expeditionary Force