Terrorism 980 Prevention 456 War on Terrorism, 2001-2009 235 History 170 Government policy 135 National security 129 Politics and government 127 more ... Religious aspects 103 Foreign relations 98 Political aspects 88 September 11 Terrorist Attacks, 2001 80 Islam 78 Law and legislation 77 Social aspects 72 Psychological aspects 70 Terrorists 68 State-sponsored terrorism 61 Civil rights 54 Jihad 50 Political violence 50 Human rights 45 Security measures 43 Military policy 42 Islamic fundamentalism 38 Moral and ethical aspects 38 Iraq War, 2003-2011 37 Security, International 37 Psychology 33 Victims of terrorism 31 International cooperation 30 less ...