U.S. Marines with 3rd Littoral Combat Team, 3rd Marine Littoral Regiment, 3rd Marine Division, conduct Range 400, a company-level combined arms training event, during Marine Littoral Regiment Training Exercise at Marine Corps Air Ground Combat Center Twentynine Palms, California, Feb. 9, 2023. MLR-TE is a large-scale, service-level exercise designed to train, develop, and experiment with the 3rd MLR as part of a Marine Air-Ground Task Force, led by 3rd Marine Division, operating as a Stand-in Force across a contested and distributed maritime environment. - U.S. Marines with 3rd Littoral Combat Team, 3rd Marine Littoral Regiment, 3rd Marine Division, conduct Range 400, a company-level combined arms training event, during Marine Littoral Regiment Training Exercise at Marine Corps Air Ground Combat Center Twentynine Palms, California, Feb. 9, 2023. MLR-TE is a large-scale, service-level exercise designed to train, develop, and experiment with the 3rd MLR as part of a Marine Air-Ground Task Force, led by 3rd Marine Division, operating as a Stand-in Force across a contested and distributed maritime environment.

U.S. Marines with 3d Marine Littoral Regiment, 3rd Marine Division, execute Exercise Spartan Trident at Marine Corps Base Hawaii, Sept. 29, 2022. Spartan Trident is a three-part exercise designed to facilitate the development and refinement of tactics, techniques, and procedures required to serve as the inaugural Marine Littoral Regiment. - U.S. Marines with 3d Marine Littoral Regiment, 3rd Marine Division, execute Exercise Spartan Trident at Marine Corps Base Hawaii, Sept. 29, 2022. Spartan Trident is a three-part exercise designed to facilitate the development and refinement of tactics, techniques, and procedures required to serve as the inaugural Marine Littoral Regiment.

U.S. Marine Corps Col. Timothy S. Brady Jr, right, commanding officer, 3d Marine Littoral Regiment, Lt. Col. Adam R. Sacchetti, middle, commanding officer, 1st Battalion, 3rd Marines, and Lt. Col. Andrew Gourgoumis, left, salute for pass in review during the unit’s redesignation ceremony at Marine Corps Base Hawaii, June 23, 2022. 1/3 redesignated to the 3rd Littoral Combat Team where it will be organized, trained, and equipped to support sea control and sea denial operations within actively contested maritime spaces as part of a modernized force, integrated with the Navy and other joint force elements. The redesignation demonstrates significant progress towards the FD2030 initiative. - U.S. Marine Corps Col. Timothy S. Brady Jr, right, commanding officer, 3d Marine Littoral Regiment, Lt. Col. Adam R. Sacchetti, middle, commanding officer, 1st Battalion, 3rd Marines, and Lt. Col. Andrew Gourgoumis, left, salute for pass in review during the unit’s redesignation ceremony at Marine Corps Base Hawaii, June 23, 2022. 1/3 redesignated to the 3rd Littoral Combat Team where it will be organized, trained, and equipped to support sea control and sea denial operations within actively contested maritime spaces as part of a modernized force, integrated with the Navy and other joint force elements. The redesignation demonstrates significant progress towards the FD2030 initiative.

U.S. Marines with 3rd Marine Littoral Regiment, 3rd Marine Division, and U.S. Airmen with 40th Helicopter Squadron from Malmstrom Air Force Base Great Falls, Montana, control aviation fires during Exercise Garnet Rattler at Gowen Field Air National Guard Base, Idaho, May 4, 2022. Garnet Rattler is a joint training exercise between elements of the 3rd Littoral Anti-Air Battalion, 3rd MLR, U.S. Army and U.S. Air Force to conduct simulated sea control operations and joint time on target strikes. - U.S. Marines with 3rd Marine Littoral Regiment, 3rd Marine Division, and U.S. Airmen with 40th Helicopter Squadron from Malmstrom Air Force Base Great Falls, Montana, control aviation fires during Exercise Garnet Rattler at Gowen Field Air National Guard Base, Idaho, May 4, 2022. Garnet Rattler is a joint training exercise between elements of the 3rd Littoral Anti-Air Battalion, 3rd MLR, U.S. Army and U.S. Air Force to conduct simulated sea control operations and joint time on target strikes.

U.S. Marine Corps Sgt. Maj. John E. Bejarano, left, sergeant major, and Lt. Col. James R. Arnold, right, commanding officer, both with 3d Littoral Anti-Air Battalion, 3d Marines, 3d Marine Division, uncase the colors of 3d LAAB during an activation ceremony on Marine Corps Base Hawaii, Feb. 11, 2022. 3d LAAB is designed to train and employ air defense, air surveillance, early warning, air control, and forward rearming and refueling capabilities. The battalion activated in accordance with Force Design 2030 as 3d Marines prepares to become the U.S. Marine Corps’ inaugural Marine Littoral Regiment. - U.S. Marine Corps Sgt. Maj. John E. Bejarano, left, sergeant major, and Lt. Col. James R. Arnold, right, commanding officer, both with 3d Littoral Anti-Air Battalion, 3d Marines, 3d Marine Division, uncase the colors of 3d LAAB during an activation ceremony on Marine Corps Base Hawaii, Feb. 11, 2022. 3d LAAB is designed to train and employ air defense, air surveillance, early warning, air control, and forward rearming and refueling capabilities. The battalion activated in accordance with Force Design 2030 as 3d Marines prepares to become the U.S. Marine Corps’ inaugural Marine Littoral Regiment.