terrorism Terrorism 456 Terrorisme 448 POLITICAL SCIENCE 273 General 168 Political violence 168 Violence politique 168 SOCIAL SCIENCE 149 Political Freedom & Security 136 Prevention 99 Prévention 73 Terrorismus 64 Violence 59 BUSINESS & ECONOMICS 42 International Relations 41 violence 41 Political aspects 38 Emergency management 36 Violence in Society 36 Aspect politique 34 HISTORY 33 War 32 Criminology 31 Disaster Planning 31 Guerre 31 History 31 Infrastructure 31 Government 30 Terrorists 30 National security 29