Columbia subject headings:
Harvard subject headings:
Austria--Foreign relations--1848-1867--Congresses.
Crimean War, 1853-1856--Diplomatic history--Congresses.
Galicia (Poland and Ukraine)--History--Revolution, 1863-1864--Congresses.
Princeton subject headings:
Austria--Foreign relations--1848-1867--Congresses.
Crimean War, 1853-1856--Diplomatic history--Congresses.
Galicia (Poland and Ukraine)--History--Revolution, 1863-1864--Congresses.