Terrorism Prevention 619 Government policy 174 History 173 Religious aspects 168 National security 140 Islam 138 Politics and government 124 War on Terrorism, 2001-2009 117 Law and legislation 96 Terrorists 87 Foreign relations 85 Islamic fundamentalism 79 September 11 Terrorist Attacks, 2001 73 Jihad 69 Political aspects 57 Security measures 54 Intelligence service 53 Social aspects 53 Psychological aspects 51 Political violence 48 Violence 47 International cooperation 43 Civil rights 42 Security, International 40 Radicalism 38 Moral and ethical aspects 37 War 36 Islam and politics 35 Emergency management 32