Terrorism 40 Prevention 28 Government policy 7 Counterinsurgency 5 International cooperation 5 Thesis 5 Dissertations, Academic 4 History 4 National security 4 Police 4 Special weapons and tactics units 4 Equipment and supplies 3 Human territoriality 3 Islam 3 Religious aspects 3 Secret societies 3 War on Terrorism, 2001- 3 War on terrorism, 2001- 3 Child terrorists 2 Congresses 2 Cross-cultural studies 2 Foreign relations 2 Language 2 Law and legislation 2 Mass media and language 2 Mass media and public opinion 2 Public opinion 2 Terrorists 2 Weapons of mass destruction 2 Women and peace 2