Prevention -- Terrorism -- 3 Terrorists -- Athletes -- 1 Counterinsurgency -- 1 Foreign relations -- 1 Government policy -- 1 more ... History 1 History. -- 1 Identification. -- 1 International cooperation. -- 1 Israelis -- 1 September 11 Terrorist Attacks, 2001 1 Violence against -- 1 War on terrorism, 2001- 1 less ...