Foreign relations -- 18 Politics and government -- 18 Presidents -- 12 Biography -- 11 Terrorism -- 11 War on Terrorism, 2001-2009 11 History -- 10 more ... Government policy -- 6 National security -- 5 Islam 4 Presidents' spouses -- 4 World War, 1939-1945 -- 4 Armed Forces -- 3 Biography 3 Biography. -- 3 History 3 Intelligence service -- 3 Prevention. -- 3 Relations -- 3 Religious aspects -- 3 September 11 Terrorist Attacks, 2001 3 Afghan War, 2001- -- 2 Foreign public opinion 2 Government spending policy -- 2 History, Military -- 2 Iran Hostage Crisis, 1979-1981 2 Islam and politics -- 2 Islamic fundamentalism 2 Jihad 2 Legislators -- 2 less ...