Columbia subject headings:
France. Armée de terre. Légion étrangère.
Mexico--History--European intervention, 1861-1867.
Harvard subject headings:
France--History, Military--19th century.
France. Armée. Légion étrangère--History--19th century.
France. Armée de terre. Légion étrangère.
Mexico--History--European intervention, 1861-1867.
Princeton subject headings:
France. Armée de terre. Légion étrangère--History.--19th century.
Mexico--History--European intervention, 1861-1867.