Columbia subject headings:
France--History, Military--Congresses.
France--Military relations--Germany--History--Congresses.
Germany--History, Military--Congresses.
Germany--Military relations--France--History--Congresses.
Harvard subject headings:
France--Armed Forces--History--Congresses.
France--Foreign relations--Germany--Congresses.
France--History, Military--Congresses.
Germany--Armed Forces--History--Congresses.
Germany--Foreign relations--France--Congresses.
Germany--History, Military--Congresses.
Princeton subject headings:
France--History, Military--Congresses.
France--Military relations--Germany--History--Congresses.
Germany--History, Military--Congresses.
Germany--Military relations--France--History--Congresses.