Naval Technology on MSN
Can US expertise fix the UK’s nuclear deterrent?
The UK’s nuclear deterrent has failed during the past two test fires of the Trident II D5 submarine-launched ballistic missile.
A nuclear submarine of either the United States or the Royal UK Navy likely test fired a UGM-133 Trident II D5 Submarine-Launched Ballistic Missile (SLBM) in the North Atlantic on September 21, 2025.
The Sunday Times newspaper, citing a senior naval source, claimed that the Trident II D5 missile failed after being launched from a British submarine off the coast of Florida in June. Prime Minister ...
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