Prevention Terrorism -- Terrorism 24 Government policy 8 Prevention -- 8 War on Terrorism, 2001-2009 7 Islam 5 more ... Psychological aspects 5 Religious aspects -- 5 Security measures 5 International cooperation 4 Social aspects 4 War on terrorism, 2001- 4 Child terrorists 3 Democracy 3 Finance -- 3 History 3 Human rights 3 Liberalism 3 Psychology 3 Security, International 3 Terrorists -- 3 Aeronautics, Commercial -- 2 Airports -- 2 Finance 2 Foreign relations 2 Government publications -- 2 Hijacking of aircraft -- 2 Hostage negotiations 2 Islam and politics 2 less ...