RUSI JournalVolume 160Issue 5members only

Trident Replacement and UK Nuclear-Deterrence Requirements in an Uncertain Future

Today’s strategic environment makes the requirements of deterrence increasingly complex, demanding a more holistic view of UK nuclear policy

A decision to replace Trident with a like-for-like system will see the UK remain in the nuclear-weapons business well into the second half of this century, but it is far from clear that reliance on a small, retaliatory nuclear capability for deterrence would be the best approach to an increasingly complex future nuclear-threat landscape. Andrew Futter argues that the requirements of deterrence are perhaps more blurred today than at any point in the nuclear

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