Columbia subject headings:
Christian ethics--Catholic authors--History.
Christian ethics--Lutheran authors--History.
France--Relations--Germany.
Germany--Relations--France.
Just war doctrine--History.
Pacifism--France--History.
Pacifism--Germany--History.
Pacifism--Religious aspects--Christianity--History.
Peace--Religious aspects--Christianity--History.
War--Religious aspects--Christianity--History.
Harvard subject headings:
France--Foreign relations--Germany.
Germany--Foreign relations--France.
Just war doctrine.
Pacifism.
Peace--Religious aspects
War--Religious aspects
Princeton subject headings:
France--Foreign relations--Germany.
Germany--Foreign relations--France.
Just war doctrine.
Pacifism.
Peace--Religious aspects.
War--Religious aspects.