Columbia subject headings:
Harvard subject headings:
Catholic Church--Foreign relations--Great Britain.
Great Britain--Foreign relations--Catholic Church.
Great Britain--Politics and government--1154-1399.
Innocent III, Pope, 1160 or 1161-1216
Princeton subject headings:
Catholic Church--Foreign relations--Great Britain.
Great Britain--Politics and government--1154-1399.
Innocent III, Pope, 1160 or 1161-1216.