The eerie UFO-like building full of Cold War secrets that's become a dark tourism hotspot
Some believe the site was used for high-level intelligence briefings and diplomatic talks with Soviet officials.
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The Untold Story of How US Spies Sabotaged Soviet Technology
Indeed, by 1981 Soviet and Bulgarian intelligence had initiated a series of secret agreements whereby Bulgaria’s spies would procure export-prohibited hi-tech machine tools needed for factories ...
UK-based Bulgarian spy ring tracked Russian dissidents and passed secrets to Putin’s regime
Bulgarian nationals Katrin Ivanova, 33, Vanya Gaberova, 30, and Tihomir Ivanov Ivanchev, 39, formed part of a group that carried out surveillance on Russian dissidents ...
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Turkish intelligence declassifies reports on Soviet surveillance of Trotsky during exile in İstanbul
The National Intelligence Organization (MİT) has released a classified report detailing how Soviet intelligence monitored Bolshevik leader Leon Trotsky during his exile on Büyükada, one of İstanbul’s ...