Intelligence service History 599 Service des renseignements 260 Espionage 234 National security 230 Politics and government 157 Secret service 157 more ... POLITICAL SCIENCE 145 Foreign relations 117 Terrorism 113 Histoire 108 Intelligence officers 106 Military intelligence 101 Geheimdienst 99 Methodology 98 Prevention 86 Spies 85 General 82 Government 67 Intelligence 64 International Relations 63 Political Freedom & Security 61 International 59 International relations 59 Cold War 58 Diplomatic relations 58 Espionnage 57 Internal security 56 Officials and employees 56 Political aspects 50 less ...