Columbia subject headings:
Italy--Politics and government--1849-1870.
Papal States--History--1815-1870.
Popes--Temporal power.
Harvard subject headings:
Italy--Politics and government--1849-1870.
Papal States--History--1815-1870.
Popes--Temporal power
Princeton subject headings:
Italy--Politics and government--1849-1870.
Papal States--History--1815-1870.
Popes--Temporal power.