Columbia subject headings:
Arbitration (International law)
Pan-American Union.
Pan-Americanism.
Harvard subject headings:
America--Foreign relations--Congresses.
Arbitration (International law)
Inter-American conferences.
Latin America--Foreign relations--Congresses.
Pacific settlement of international disputes--Congresses.
Pan-American treaties and conventions.
Pan-Americanism--Congresses.
Pan-Americanism.
Princeton subject headings: