HMS Achates (P433)
Encyclopedia
HMS Achates was a planned Amphion-class
Amphion class submarine
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submarine
Submarine
A submarine is a watercraft capable of independent operation below the surface of the water. It differs from a submersible, which has more limited underwater capability...
of the Royal Navy
Royal Navy
The Royal Navy is the naval warfare service branch of the British Armed Forces. Founded in the 16th century, it is the oldest service branch and is known as the Senior Service...
, launched in 1945 but not completed, later scrapped.