Columbia subject headings:
Catholic Church--Mexico--History.
Catholic Church--United States--History--20th century.
Catholics--Political activity--Mexico.
Mexican American Catholics--Political activity.
Mexico--Church history.
United States--Church history--20th century.
Harvard subject headings:
Catholic Church--Mexico--History.
Catholic Church--United States--History--20th century.
Catholic Church--United States.
Catholics--Mexico--Political activity.
Catholics--Political activity--Mexico.
Mexican American Catholics--Political activity.
Mexico--Church history.
United States--Church history--20th century.
Princeton subject headings:
Catholic Church--Mexico--History.
Catholic Church--United States--History--20th century.
Catholics--Mexico--Political activity.
Mexican American Catholics--Political activity.
Mexico--Church history.
United States--Church history--20th century.