Columbia subject headings:
Harvard subject headings:
Diplomacy
Latin America--Foreign relations--19th century.
Latin America--Foreign relations--20th century.
Latin America--History--19th century.
Latin America--History--20th century.
Mexico--Foreign relations--20th century.
Princeton subject headings:
Diplomacy.
Latin America--Foreign relations--19th century.
Latin America--Foreign relations--20th century.
Latin America--History--19th century.
Latin America--History--20th century.
Mexico--Foreign relations--20th century.