Prevention -- Terrorism -- 36 Government policy -- 11 Terrorism 9 International cooperation 8 Prevention 7 Government policy 6 more ... National security -- 5 Corruption -- 4 Foreign relations -- 3 Government publications -- 3 History -- 3 History. -- 3 Law and legislation -- 3 Politics and government 3 Weapons of mass destruction 3 Economic sanctions, American 2 History 2 Integrity -- 2 Politics and government -- 2 Relations 2 Security, International 2 Technological innovations 2 Terrorists -- 2 Administrative agencies -- 1 Athletes -- 1 Bribery -- 1 Case studies 1 Civil rights -- 1 Climatic changes -- 1 less ...