How the OUN Security Service Uncovered in Its Ranks a Valuable Agent of the mgb of the Ukrainian ssr
4/13/2026

Among the documents in the archives of the Foreign Intelligence Service of Ukraine, a number of files have been found detailing how, at various times, the nkvd / mgb / kgb of the ussr made considerable efforts to infiltrate the most secretive structures of Ukrainian émigré organizations abroad, particularly the Security Service of the OUN’s Foreign Units. The new declassified part of history tells how this was done, what methods were used to coerce certain individuals into cooperation, and how representatives of the Ukrainian liberation movement managed to counteract the infiltration of enemy agents – and sometimes even expose “moles” within their ranks.
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