Columbia subject headings:
Harvard subject headings:
United States--Foreign relations--20th century.
United States--Foreign relations--21st century.
United States--Foreign relations--Islamic countries.
United States--Politics and government--2001-2009
War on Terrorism, 2001-2009
Princeton subject headings:
Islam and politics.
Middle East--Foreign relations--20th century.
Middle East--Foreign relations--United States.
Terrorism--Religious aspects--Islam.
United States--Foreign relations--1945-1989.
United States--Foreign relations--1989-
United States--Foreign relations--Middle East.