Columbia subject headings:
Europe--Foreign relations--Italy--Congresses.
Fascism--Italy--History--Congresses.
Italy--Foreign relations--Europe--Congresses.
Italy--Foreign relations--United States--Congresses.
United States--Foreign relations--Italy--Congresses.
Harvard subject headings:
Europe--Foreign relations--Italy--Congresses.
Fascism--Italy--History--Congresses.
Italy--Foreign relations--Europe--Congresses.
Italy--Foreign relations--United States--Congresses.
United States--Foreign relations--Italy--Congresses.
Princeton subject headings:
Fascism--Italy--History.
Italy--Foreign relations--1914-1945.