A ‘Secret eyes only’ CIA document revealed the severity of the crash which took place in Scotland at the height of the Cold War
A nuclear submarine crash off the British coast which was kept secret for more than 40 years could have triggered World War Three.
CIA documents have revealed the full extent of the crash between a Soviet and US vessel close to Holy Loch in Argyll, Scotland in 1974 – just as relations between the two nations were at an all-time low.
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The incident came to light soon after a military expert warned a faulty Trident missile fired by a Royal Navy nuclear submarine may have been heading for Florida.
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The 18,030mph Trident II D5 weapon was meant to hit a practice target in the Atlantic off West Africa.
But a “fairly major” failure of telemetry may have sent if off course, the Commons Defence Committee heard.
No 10 covered-up the missile flop, which came a month before a crunch Commons vote on renewing the deterrent.
Read more at Nuclear submarine crash off UK coast kept hushed up for 40 years ‘could have triggered World War Three’