About Arcane Thunder

Arcane Thunder 25 is a 2nd Multi-Domain Task Force exercise with U.S. Army and
multinational partners in May 2025 in Utska, Poland; Mainz-Kastel, Germany; and Fort
Huachuca, Arizona. This exercise will integrate joint forces, Allies, and partner capabilities to strengthen our ability to defend U.S. homeland and the protect our Allies.

Video by Cpl. Anita Ramos
MRF-D 25.3 participate in Croix du Sud 25
Marine Rotational Force - Darwin
May 6, 2025 | 3:14
U.S. Marines with Combat Logistics Battalion 1, Marine Rotational – Force Darwin 25.3 and 22 partner countries participated in Croix-Du-Sud 25 at New Caledonia and Wallis Island, Wallis and Futuna, from April 21 to May 4, 2025. Croix-du-Sud is a 14-day biennial joint/multilateral field training exercise organized and led by the French Armed Forces New Caledonia, focusing on disaster relief, crisis events, and enhancing partnership and interoperability between the United States and the militaries of the Oceania countries. MRF-D is an annual six-month rotational deployment to enhance interoperability with the Australian Defence Force and allies and partners and provide a forward-postured crisis response force in the Indo-Pacific. (U.S. Marine Corps video by Cpl. Anita Ramos)
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