He died at his home in Surrey.
His death is not being treated as suspicious, but counter-terrorism police are helping the coroner, it was reported last night.
After working in a desk job at the KGB HQ in Moscow for three years Col Gordievsky gained a London posting in 1981. Two years later, he warned his British handlers Moscow had become so paranoid about an imaginary surprise attack by the West that it was preparing to strike first. As a result, NATO c...