Columbia subject headings:
Great Britain--Foreign relations--Spain--Early works to 1800.
Spain--Foreign relations--Great Britain--Early works to 1800.
Treaty of Pardo--Early works to 1800.
Harvard subject headings:
Great Britain--Commercial policy.
Great Britain--Foreign relations--Spain.
Great Britain. Treaties, etc. (1739 January 14)
Spain--Foreign relations--Great Britain
Princeton subject headings:
Great Britain--Foreign relations--Spain.
Spain--Foreign relations--Great Britain.
Treaty of Pardo