Foreign relations -- 10 Terrorism -- 10 War on Terrorism, 2001-2009 10 Government policy -- 5 National security -- 4 Politics and government -- 4 Armed Forces -- 3 more ... Intelligence service -- 3 Islam 3 Prevention. -- 3 September 11 Terrorist Attacks, 2001 3 Iran Hostage Crisis, 1979-1981 2 Islamic fundamentalism 2 Relations -- 2 Religious aspects -- 2 War -- 2 Afghan War, 2001- -- 1 Causes 1 Christianity and other religions -- 1 Civil defense -- 1 Civil rights -- 1 Defenses 1 Economic aspects -- 1 Evaluation. -- 1 Foreign public opinion 1 Globalization 1 Government spending policy -- 1 History, Military -- 1 Hostages -- 1 Human rights 1 less ...