of all who helped the CIA and FBI. After those incidents, the security of residencies was increased and the Line KR was assigned more security officers, especially in countries like the United States and Great Britain. The KGB's FCD residency was divided in two parts – Operational Staff and Support Staff KGB Resident Operational staff Line PR – collects information about political, economic, and military strategic intelligence, also active measures Line KR – counterintelligence and security Line X – scientific and technical intelligence, specifically, acquisition of Western technology Line N – support to illegals Line EM – intelligence on emigres Line SK – security and surveillance of the Soviet diplomatic community Special Reservists Support staff Driver Line OT - operational technical support, including Impulse intercepting station monitoring communications of the local counterintelligence service Line RP - signals intelligence Line I - computers Cipher clerk radio operator Secretary/typist Accountant Heads of Intelligence See also GRU Mitrokhin Archive Vasili Mitrokhin Special Activities Division References Andrew, Christopher, and Oleg Gordievsky, KGB: The Inside Story of Its Foreign Operations from Lenin to Gorbachev. New York: Harper Collins Publishers, 1990. . KGB