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A Royal Australian Air Force P-8A Poseidon aircraft conducts a fly-over of Philippine Navy ships BRP Antonio Luna, BRP Emilio Jacinto, Japan Maritime Self-Defense Force ship JS Sazanami, United States Navy ship USS Howard, Royal New Zealand Navy ship HMNZS Aotearoa and Royal Australian Navy ship HMAS Sydney during a Maritime Cooperative Activity in the South China Sea. *** Local Caption *** A Multilateral Maritime Cooperative Activity (MCA) occurred off the coast of Northern Luzon within the Philippines' Exclusive Economic Zone on 28 September 2024. The activity included Royal Australian Navy vessel HMAS Sydney with its embarked helicopter, a Royal Australian Air Force P-8A Poseidon maritime patrol aircraft, Royal New Zealand Navy HMNZS Aotearoa with its embarked helicopter, Philippine Navy vessels BRP Antonio Luna with its embarked helicopter and BRP Emilio Jacinto, Japan Maritime Self-Defense Force vessel JS Sazanami with its embarked helicopter, and United States Navy vessel USS Howard with its embarked helicopter. The MCA demonstrates a shared commitment to transparently promote and strengthen regional and international cooperation in support of an open and inclusive Indo-Pacific, and uphold the right to freedom of navigation and overflight in accordance with international law, particularly the United Nations Convention on the Law of the Sea.