Columbia subject headings:
Culture conflict.
Politics and culture.
United States--Politics and government--2001-2009.
Harvard subject headings:
Culture conflict--United States
Culture conflict.
Politics and culture--United States.
Politics and culture.
United States--Politics and government--2001-2009
Princeton subject headings:
Culture conflict--United States.
Politics and culture--United States.
United States--Politics and government--2001-2009.