Government policy Prevention Terrorism 39 War on Terrorism, 2001-2009 11 National security 10 History 7 International relations 7 more ... Drug abuse 5 Foreign relations 5 Alcoholism 4 Civil defense 4 Emergency management 4 Moral and ethical aspects 4 Security measures 4 Drug control 3 Evaluation 3 Genocide 3 Internal security 3 International cooperation 3 Nuclear terrorism 3 Politics and government 3 Security, International 3 September 11 Terrorist Attacks, 2001 3 Treatment 3 Alcoholic beverages 2 Children 2 Citizen participation 2 Civil rights 2 Crimes against 2 Defenses 2 less ...