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Britain successfully tests US torpedo from underwater drone

The UK has conducted its first live firing of an American-made torpedo from an autonomous underwater vehicle, marking a significant milestone in the Aukus defence alliance aimed at modernising autonomous warfare capabilities.

LSN Malaysia · 22 September 2026

Britain successfully tests US torpedo from underwater drone

The trial represents a critical advancement in underwater combat systems as Britain, Australia and the United States deepen their military cooperation through the Aukus partnership. The test demonstrates the integration of advanced weaponry with autonomous platforms, enhancing the technological capabilities of allied naval forces in an increasingly complex security environment.

The live-fire exercise underscores growing concerns over regional security threats, including activities from Russia and Iran. Defence officials view the development of autonomous war-fighting systems as essential to maintaining strategic advantage in contested waters and ensuring rapid response capabilities across the Indo-Pacific region.

The successful integration of American torpedo systems with British autonomous underwater vehicles signals accelerated progress in the Aukus initiative, which was established to foster advanced defence cooperation among the three nations. The partnership has focused on emerging technologies including artificial intelligence, quantum computing and undersea capabilities.

Military analysts suggest such trials will inform future procurement decisions and operational doctrine for allied navies. The test also reflects broader efforts by Western defence forces to leverage autonomous systems in increasingly sophisticated maritime operations, addressing evolving security challenges in strategically vital waters.