Columbia subject headings:
Middle East--Politics and government--21st century.
Middle East--Strategic aspects.
Russia--Foreign relations--United States.
United States--Foreign relations--Russia.
Harvard subject headings:
Middle East--Politics and government--21st century.
Middle East--Strategic aspects
Russia--Foreign relations--United States
United States--Foreign relations--Russia
Princeton subject headings:
Middle East--Politics and government--21st century.
Middle East--Strategic aspects.
Russia--Foreign relations--United States.
United States--Foreign relations--Russia.