Columbia subject headings:
Harvard subject headings:
Great Britain--Foreign relations--1800-1837.
Great Britain--Foreign relations--Spain.
Spain--Foreign relations--Great Britain
Statesmen--Great Britain--Biography.
Wellesley, Richard Wellesley, Marquess, 1760-1842.
Princeton subject headings:
Great Britain--Foreign relations--1800-1837.
Great Britain--Foreign relations--Spain.
Spain--Foreign relations--Great Britain.
Statesmen--Great Britain--Biography.
Wellesley, Richard Wellesley, Marquess, 1760-1842.