"The current situation has made it necessary for the First
Main Directorate (PGU) of [
The above is an excerpt from Addendum 13 of the "Perspective plan for cooperation between the intelligence services of USSR and communist Bulgaria in the period 1972-1975"--a secret document made public thanks to Hristo Hristov, an investigative reporter with the Bulgarian independent daily Dnevnik who won a six-year-long legal battle for access to the secret archives of Bulgaria's National Investigative Service (NRS), the country's security agency. Last week, Hristov published his book The Double Life of Agent Piccadilly, based on more than 90 volumes of previously undisclosed NRS documents that shed light on the 1978 murder in London of Bulgarian dissident journalist Georgi Markov.





