A U.S. Marine with 3d Platoon, Lima Company, 3d Battalion, 7th Marine Regiment, Ground Combat Element, Marine Rotational Force-Darwin 22, helps a simulated casualty off of the battlefield during a simulated combat defense as part of exercise Southern Jackaroo 22 at Shoalwater Bay Training Area, May 21, 2022. Southern Jackaroo is a multilateral exercise carried out by Marines with MRF-D, the Australian Army and Japan Ground Self-Defense Force soldiers, focusing on live-fire and combined arms training. (U.S. Marine Corps Photo by Cpl. Cedar Barnes) - A U.S. Marine with 3d Platoon, Lima Company, 3d Battalion, 7th Marine Regiment, Ground Combat Element, Marine Rotational Force-Darwin 22, helps a simulated casualty off of the battlefield during a simulated combat defense as part of exercise Southern Jackaroo 22 at Shoalwater Bay Training Area, May 21, 2022. Southern Jackaroo is a multilateral exercise carried out by Marines with MRF-D, the Australian Army and Japan Ground Self-Defense Force soldiers, focusing on live-fire and combined arms training. (U.S. Marine Corps Photo by Cpl. Cedar Barnes)

Australian Army Engineer Tyson Buckley and U.S. Marine Corps Lance Cpl. Deitrick McMahon, a combat engineer with Combat Logistics Battalion 7, Marine Rotational Force – Darwin, build a barbed wire fence during exercise Crocodile Response at Point Fawcett, NT, Australia, May 25, 2021. Exercise Crocodile Response tested the ability of MRF-D and the Australian Defence Force to provide disaster relief in the Indo-Pacific region. The rotational deployment of U.S. Marines affords a combined training opportunity with Australia and improves cooperation and integration between the two country’s forces. - Australian Army Engineer Tyson Buckley and U.S. Marine Corps Lance Cpl. Deitrick McMahon, a combat engineer with Combat Logistics Battalion 7, Marine Rotational Force – Darwin, build a barbed wire fence during exercise Crocodile Response at Point Fawcett, NT, Australia, May 25, 2021. Exercise Crocodile Response tested the ability of MRF-D and the Australian Defence Force to provide disaster relief in the Indo-Pacific region. The rotational deployment of U.S. Marines affords a combined training opportunity with Australia and improves cooperation and integration between the two country’s forces.

Australian Royal Navy ship HMAS New Castle sails in the Pacific Ocean as part in Exercise Sea Series 18 June 17, 2018. U.S. Marines joined the Amphibious Task Group to assist in the exercise as part of bilateral training and to bolster partnerships. - Australian Royal Navy ship HMAS New Castle sails in the Pacific Ocean as part in Exercise Sea Series 18 June 17, 2018. U.S. Marines joined the Amphibious Task Group to assist in the exercise as part of bilateral training and to bolster partnerships.

U.S. Marines with 1st Battalion, 1st Marine Regiment, help one another complete an obstacle during the Frontline Leaders Course at Robertson Barracks, Northern Territory, Australia, Sept. 9, 2016. The course is intended to be an addition to the Marine Corps Lance Corporal’s Seminar, Corporal's Course, and Sergeant's Course. The course instills knowledge and leadership skills to positively impact those under their charge and the future of the Marine Corps. 1st Battalion, 1st Marine Regiment, created the course and this will be the first time the course has been officially conducted. - U.S. Marines with 1st Battalion, 1st Marine Regiment, help one another complete an obstacle during the Frontline Leaders Course at Robertson Barracks, Northern Territory, Australia, Sept. 9, 2016. The course is intended to be an addition to the Marine Corps Lance Corporal’s Seminar, Corporal's Course, and Sergeant's Course. The course instills knowledge and leadership skills to positively impact those under their charge and the future of the Marine Corps. 1st Battalion, 1st Marine Regiment, created the course and this will be the first time the course has been officially conducted.

U.S. Marine Lance Cpl. Maxwell Martin arrives to a new location at Daly River region, Northern Territory, Australia, Sept. 4, 2016. The purpose of Exercise Kowari is to enhance the United States, Australia, and China’s friendship and trust, through trilateral cooperation in the Indo-Asia-Pacific region. - U.S. Marine Lance Cpl. Maxwell Martin arrives to a new location at Daly River region, Northern Territory, Australia, Sept. 4, 2016. The purpose of Exercise Kowari is to enhance the United States, Australia, and China’s friendship and trust, through trilateral cooperation in the Indo-Asia-Pacific region.

Brigadier Damian Cantwell, the Exercise Kowari commander, gives a patch to all the participants of Exercise Kowari at Larrakeyah Barracks, Northern Territory, Australia, August 26, 2016. The purpose of Exercise Kowari is to enhance the United States, Australia, and China’s friendship and trust, through trilateral cooperation in the Asia-Pacific and Indian Ocean Rim regions. - Brigadier Damian Cantwell, the Exercise Kowari commander, gives a patch to all the participants of Exercise Kowari at Larrakeyah Barracks, Northern Territory, Australia, August 26, 2016. The purpose of Exercise Kowari is to enhance the United States, Australia, and China’s friendship and trust, through trilateral cooperation in the Asia-Pacific and Indian Ocean Rim regions.

Lance Corporal Brandon Renteria fires simulation rounds from a M32A1 multi-shot grenade launcher during a live-fire training event alongside Australian soldiers with 5th Battalion Royal Australian Regiment, Australian Army, Australian Defence Force, May 15 at Kangaroo Flats Training Area, Victoria, Northern Territory, Australia. The Marines with Company A, 1st Battalion, 4th Marine Regiment, Marine Rotational Force – Darwin, and Australian soldiers brushed up on squad attack tactics, basic point man skills and explosives to refine basic infantry skills. The rotational deployment of U.S. Marines affords an unprecedented combined training opportunity with their Australian allies and improves interoperability between the two forces. Renteria is a rifleman with Company A, 1st Battalion, 4th Marines, MRF-D. - Lance Corporal Brandon Renteria fires simulation rounds from a M32A1 multi-shot grenade launcher during a live-fire training event alongside Australian soldiers with 5th Battalion Royal Australian Regiment, Australian Army, Australian Defence Force, May 15 at Kangaroo Flats Training Area, Victoria, Northern Territory, Australia. The Marines with Company A, 1st Battalion, 4th Marine Regiment, Marine Rotational Force – Darwin, and Australian soldiers brushed up on squad attack tactics, basic point man skills and explosives to refine basic infantry skills. The rotational deployment of U.S. Marines affords an unprecedented combined training opportunity with their Australian allies and improves interoperability between the two forces. Renteria is a rifleman with Company A, 1st Battalion, 4th Marines, MRF-D.

Commodore Brenton Smyth returns a salute to U.S. Marines with Company A during the Australian and New Zealand Army Corps Day Parade April 25 in Darwin, Northern Territory, Australia. ANZAC Day commemorates the landing of Australian and New Zealand troops on the Gallipoli peninsula April 25, 1915. This year marked the 100th anniversary of the landing. Smyth is the commander of Northern Command, Australian Defence Force. Company A is with 1st Battalion, 4th Marine Regiment, Marine Rotational Force - Darwin. MRF-D is an excellent opportunity to improve our knowledge of one another’s customs and traditions which ultimately strengthen our military interoperability. - Commodore Brenton Smyth returns a salute to U.S. Marines with Company A during the Australian and New Zealand Army Corps Day Parade April 25 in Darwin, Northern Territory, Australia. ANZAC Day commemorates the landing of Australian and New Zealand troops on the Gallipoli peninsula April 25, 1915. This year marked the 100th anniversary of the landing. Smyth is the commander of Northern Command, Australian Defence Force. Company A is with 1st Battalion, 4th Marine Regiment, Marine Rotational Force - Darwin. MRF-D is an excellent opportunity to improve our knowledge of one another’s customs and traditions which ultimately strengthen our military interoperability.