Columbia subject headings:
Harvard subject headings:
Military history
Soldiers--History.
War--History
Princeton subject headings:
Sociology, Military.
Soldiers--Psychology--History.
War (Philosophy)
War and civilization--History.
War casualties--History.
War--History.
War--Moral and ethical aspects--History.
War--Psychological aspects--History.
War--Sociological aspects--History.
War--Technological innovations--History.