Columbia subject headings:
Church and state--Congresses.
International relations--History--21st century--Congresses.
Religion and politics--Congresses.
World politics--21st century--Congresses.
Harvard subject headings:
Church and state--Congresses
International relations--21st century--Congresses.
Religion and politics--Congresses.
World politics--21st century--Congresses
Princeton subject headings: