While climbing the ranks of the Soviet spy agency, he spent more than a decade working for British intelligence as one of its ...

For more than a decade, as Cold War tensions threatened to escalate into all-out war, Mr. Gordievsky, a senior KGB officer, ...

senior KGB officer Oleg Gordievsky passed intelligence to the British spy agency MI6, sharing secrets that helped guide Western diplomacy and unmask Soviet spies. A steely double agent who had ...

Oleg Gordievsky, the long-standing KGB double agent who defected to Britain, has died aged 86. Gordievsky was said to be ...

Ben Macintyre, author of a book about the double agent, “The Spy and the Traitor,” told the BBC that Gordievsky managed “in a ...

Former KGB double agent Oleg Gordievsky has died aged 86. Gordievsky was said to be Britain's most valuable spy inside Russia's intelligence agencies and spent many years leaking information to ...

the BBC understands Oleg Gordievsky, the long-standing KGB double agent who defected to Britain, has died aged 86. Gordievsky was said to be Britain's most valuable spy in living memory inside ...

Oleg Gordievsky, a high-ranking KGB officer who ... Britain would not expel all of the KGB agents he had exposed. Moscow rejected the offer, and Thatcher, pointing to information Gordievsky ...

KGB double agent Oleg Gordievsky has died at the age of 86. A colonel in Russia's KGB - the Soviet secret service - Gordievsky spent many years working as a double agent. He passed vital ...