In July 1985, Oleg Gordievsky, a high-ranking Soviet spy defected to the UK. He had been acting as a double agent for years, but he was about to be unmasked. Show more
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In July 1985, Oleg Gordievsky, a high-ranking Soviet spy defected to the UK. He had been acting as a double agent for years, but he was about to be unmasked. Show more