Columbia subject headings:
Harvard subject headings:
Amadeo I, King of Spain, 1845-1890.
Catholic Church--Foreign relations--Italy.
Catholic Church--Foreign relations--Spain.
Church and state--Italy--History--19th century
Church and state--Spain--History--19th century.
Italy--Foreign relations--Catholic Church.
Italy--Politics and government--1870-1914.
Princes--Italy--Biography.
Princesses--Italy--Biography.
Savoia, Clotilde di, 1843-1911.
Savoy, House of.
Spain--Foreign relations--Catholic Church.
Spain--Kings and rulers--Biography.
Spain--Politics and government--1868-1875.
Princeton subject headings:
Amadeo I, King of Spain, 1845-1890.
Catholic Church--Foreign relations--Italy.
Catholic Church--Foreign relations--Spain.
Church and state--Italy--History--19th century.
Church and state--Spain--History--19th century.
Italy--Foreign relations--Catholic Church.
Italy--Politics and government--1870-1914.
Princes--Italy--Biography.
Princesses--Italy--Biography.
Savoia, Clotilde di, 1843-1911.
Savoy, House of.
Spain--Foreign relations--Catholic Church.
Spain--Kings and rulers--Biography.
Spain--Politics and government--1868-1875.