Prevention -- Terrorism -- 28 Government policy -- 10 International cooperation 7 National security -- 7 Foreign relations -- 6 Terrorism 6 more ... Corruption -- 4 Government publications -- 4 History -- 4 War on terrorism, 2001- 4 Civil rights -- 3 Military policy 3 Politics and government 3 Prevention 3 Security, International 3 Civil defense -- 2 Conflict management -- 2 Defenses 2 Emergency management -- 2 Government policy 2 Integrity -- 2 Political aspects 2 Politics and government -- 2 Weapons of mass destruction 2 Abused children -- 1 Administrative agencies -- 1 Asymmetric warfare -- 1 Biological warfare 1 Biological weapons 1 less ...