Columbia subject headings:
Crimean War, 1853-1856--Causes.
Crimean War, 1853-1856--Diplomatic history.
Harvard subject headings:
Crimean War, 1853-1856--Causes
Crimean War, 1853-1856--Diplomatic history
Princeton subject headings:
Crimean War, 1853-1856--Causes.
Crimean War, 1853-1856--Diplomatic history.