Columbia subject headings:
Harvard subject headings:
Great Britain--Foreign relations--1945-
National security--Europe
National security--Great Britain
National security--Great Britain.
North Atlantic Treaty Organization--Great Britain--History.
North Atlantic Treaty Organization--History.
Princeton subject headings:
Great Britain--Foreign relations--1945-
National security--Europe.
National security--Great Britain.
North Atlantic Treaty Organization--Great Britain--History.
North Atlantic Treaty Organization--History.