The Okhrana and Police-State Continuity
Today's “intelligence community” is directly descended from previous centuries' Middle European institutions of political repression.
Mae Brussell called attention, in 1979, to the use of the Okhrana's secret files by US officials and privileged academics in formulating strategies to suppress political dissent.
Mark Levey names names in the following series of articles from 2006:
The History of Political Dirty Tricks