September 11 Terrorist Attacks, 2001 -- Influence 10 Terrorism -- 5 Islam 3 Causes 2 Foreign relations -- 2 History -- 2 more ... Islam -- 2 Islam and politics -- 2 Political aspects -- 2 Politics and government -- 2 Psychological aspects. -- 2 Religious aspects -- 2 Terrorism 2 War on Terrorism, 2001-2009 2 Christianity and other religions -- 1 Cold War 1 Drug traffic -- 1 East and West 1 Economic aspects -- 1 Foreign relations 1 Globalization 1 Government policy -- 1 Imperialism 1 Intervent 1 Iraq War, 2003-2011 -- 1 Islam and state -- 1 Mental health services -- 1 Military policy 1 Moral and ethical aspects 1 less ...