Columbia subject headings:
Catholics--Italy--Milan--History--20th century.
Church and state--Italy--Milan--History--20th century.
Fascism and the Catholic Church--Italy--Milan.
Milan (Italy)--History--20th century.
World War, 1939-1945--Underground movements--Italy--Milan.
Harvard subject headings:
Catholics--Italy--Milan--History--20th century.
Church and state--Italy--Milan--History--20th century.
Fascism and the Catholic Church--Italy--Milan.
Milan (Italy)--History--20th century.
World War, 1939-1945--Underground movements--Italy--Milan.
Princeton subject headings:
Catholic Church--Italy--Milan--Political activity.
Catholics--Italy--Milan--History.
Italy (Fascist Republic : 1943-1945)--History.
Milan (Italy)--Politics and government--1945-