Columbia subject headings:
Militarism--History--19th century.
Militarism--History--20th century.
World politics--19th century.
World politics--20th century.
Harvard subject headings:
Militarism--History--19th century.
Militarism--History--20th century.
World politics--19th century
World politics--20th century
Princeton subject headings:
Militarism--History--19th century.
Militarism--History--20th century.
World politics--19th century.
World politics--20th century.