Columbia subject headings:
Harvard subject headings:
Great Britain--Foreign relations--Spain.
Spain--Foreign relations--Great Britain
Spain--Foreign relations--United States.
United States--Foreign relations--Spain.
World War, 1939-1945--Spain--Diplomatic history.
Princeton subject headings:
Great Britain--Foreign relations--1936-1945.
Spain--Foreign relations--1939-1975.
Spain--Politics and government--1939-1975.
United States--Foreign relations--1933-1945.
World War, 1939-1945--Spain--Diplomatic history.