KGB Used Aeroflot Jets as Spy Planes, U.K. Files Show
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Soviet spies used civilian planes to snoop on British and American military installations during the 1980s, newly released U.K. documents show.
Britain’s Royal Air Force “established that some of these aircraft deviated from their flight-plan routes in circumstances which would lead us to assume that they were gathering intelligence,” the then defense secretary, John Nott, wrote in a memo to Prime Minister Margaret Thatcher that’s among government files from 1982 published today after being kept confidential for the prescribed 30 years.