Prevention Terrorism 1,038 Government policy 575 National security 342 Law and legislation 336 Security measures 301 prevention & control 244 more ... International cooperation 230 Finance 169 History 169 Safety measures 162 Treatment 140 Evaluation 131 Corrupt practices 128 Drug abuse 126 Emergency management 120 Drug control 119 Bioterrorism 106 Juvenile delinquency 99 AIDS (Disease) 95 Management 95 Research 95 Social aspects 93 Cyberterrorism 92 Rules and practice 89 War on Terrorism, 2001-2009 83 Violence 81 Foreign relations 80 Services for 79 Drug traffic 78 less ...