Columbia subject headings:
Harvard subject headings:
Church and state--Mediterranean Region--History--To 1500--Congresses.
Elite (Social sciences)--Mediterranean Region--History--To 1500--Congresses.
Mediterranean Region--Politics and government--Congresses.
Mediterranean Region--Religion--Congresses.
Princeton subject headings:
Church and state--Mediterranean Region--History--To 1500--Congresses.
Elite (Social sciences)--Mediterranean Region--History--To 1500--Congresses.
Mediterranean Region--Politics and government--Congresses.
Mediterranean Region--Religion--Congresses.