Is the HMS Vigil a real submarine? The Vanguard-class submarine HMS Vigil is fictional. But it is based on real events, involving the UK nuclear programme ‘Continuous At Sea Deterrent’, or ‘Trident’. This nuclear programme is a Royal Navy ballistic missile submarine, which is armed with nuclear missiles. These permanent submarines act to deter threats to national security...
What is the real status of HMS Vigil?
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