September 11 Terrorist Attacks, 2001 Terrorism -- 4 Government policy -- 3 War on Terrorism, 2001-2009 3 Foreign relations -- 2 Evaluation. -- 1 Foreign public opinion 1 more ... Globalization 1 Intelligence service -- 1 Language 1 National security -- 1 Political aspects -- 1 Prevention 1 Prevention. -- 1 Rhetoric -- 1 War on Terrorism, 2001 -- 1 War on terrorism, 2001- 1 less ...