Influence September 11 Terrorist Attacks, 2001 -- Anti-Americanism 1 Causes 1 Foreign public opinion 1 Foreign relations 1 Foreign relations -- 1 more ... Globalization -- 1 Islamic fundamentalism -- 1 National characteristics, American 1 Persian Gulf War, 1991 1 Political aspects 1 Relations -- 1 Security, International 1 War on terrorism, 2001- 1 less ...