Columbia subject headings:
France--Foreign relations--Germany.
France--Politics and government--1914-1940.
France--Politics and government--1940-1945.
Germany--Foreign relations--France.
Germany--Politics and government--1933-1945.
Harvard subject headings:
Europe--History--1918-1945
France--Foreign relations--Germany
Germany--Foreign relations--France
National socialism
World War, 1939-1945--Causes
Princeton subject headings:
France--Foreign relations--Germany.
France--Politics and government--1914-1940.
France--Politics and government--1940-1945.
Germany--Foreign relations--France.
Germany--Politics and government--1933-1945.