Columbia subject headings:
Harvard subject headings:
Military art and science--History--18th century.
Military art and science--History--19th century
War and society--Europe--History.
War and society--North America--History.
Princeton subject headings:
Military art and science--History--18th century.
Military art and science--History--19th century.
War and society--Europe--History.
War and society--North America--History.