Influence September 11 Terrorist Attacks, 2001 -- 15 Politics and government -- 9 Islam -- 6 Terrorism -- 5 Foreign relations -- 4 History -- 4 more ... Islam 4 Political aspects 4 Politics and government 4 Cold War -- 3 Government policy -- 3 History 3 Israel-Arab War, 1967 -- 3 Israel-Arab War, 1973 -- 3 Military policy 3 Causes 2 Civilization -- 2 East and West 2 Jewish-Arab relations -- 2 Mass media -- 2 Muslims -- 2 National characteristics, American 2 Political aspects -- 2 Political culture -- 2 Relations -- 2 Religious aspects -- 2 Social aspects 2 Terrorism 2 Vietnamese Conflict, 1961-1975 -- 2 less ...