Columbia subject headings:
Harvard subject headings:
Ireland--Foreign relations--1922-
Ireland--Foreign relations--United States.
Neutrality--Ireland.
United States--Foreign relations--1933-1945.
United States--Foreign relations--Ireland.
World War, 1939-1945--Diplomatic history.
Princeton subject headings:
Ireland--Foreign relations--1922-
Ireland--Foreign relations--United States.
Neutrality--Ireland.
United States--Foreign relations--1933-1945.
United States--Foreign relations--Ireland.
World War, 1939-1945--Diplomatic history.