Terrorism Terrorism -- 27 Prevention 13 World politics -- 6 Prevention -- 5 Political violence 4 Government policy 3 more ... Security, International 3 September 11 Terrorist Attacks, 2001 3 War on terrorism, 2001- 3 Weapons of mass destruction 3 Forecasting 2 Foreign relations -- 2 Globalization 2 International law 2 Islam 2 Islam and politics 2 Israel-Arab conflicts 2 National security 2 National security -- 2 Religious aspects -- 2 Suicide bombers 2 Arab-Israeli conflict 1 Asia Forecasting 1 Autobiographies 1 Biographies 1 Biography -- 1 Biological weapons 1 Case studies 1 Chemical weapons 1 less ...