Columbia subject headings:
Balkan Peninsula--Foreign relations--Great Britain.
Disraeli, Benjamin, 1804-1881.
Eastern question (Balkan)
Eastern question.
Great Britain--Foreign relations--Balkan Peninsula.
Harvard subject headings:
Balkan Peninsula--Foreign relations--Great Britain.
Disraeli, Benjamin, 1804-1881
Eastern question.
Great Britain--Foreign relations--Balkan Peninsula.
Princeton subject headings: