Columbia subject headings:
France--Foreign relations--Germany.
Germany--Foreign relations--France.
Pacifism--France--History.
Pacifism--Germany--History.
Harvard subject headings:
France--Foreign relations--Germany.
Germany--Foreign relations--France.
Pacifism--France.
Pacifism--Germany.
Princeton subject headings:
France--Foreign relations--Germany.
Germany--Foreign relations--France.
Pacifism--France--History.
Pacifism--Germany--History.