Columbia subject headings:
Catholic Church--Europe--History--19th century.
Catholic Church--Italy--History--19th century.
Church and state--Europe--History--19th century.
Church and state--Italy--History--19th century.
Europe--History--1848-1871.
Italy--History--War of 1859.
Italy--History--War of 1860-1861.
Papal States--History--1815-1870.
Harvard subject headings:
Catholic Church--Europe--History--19th century.
Catholic Church--Italy--History--19th century.
Church and state--Europe--History--19th century.
Church and state--Italy--History--19th century
Europe--History--1848-1871.
Italy--History--War of 1859.
Italy--History--War of 1860-1861.
Papal States--History--1815-1870.
Princeton subject headings:
Catholic Church--Europe--History--19th century.
Catholic Church--Italy--History--19th century.
Church and state--Europe--History--19th century.
Church and state--Italy--History--19th century.
Europe--History--1848-1871.
Italy--History--War of 1859.
Italy--History--War of 1860-1861.
Papal States--History--1815-1870.