Columbia subject headings:
Battles--History--20th century.
Military history, Modern--20th century.
Soldiers--History--20th century.
Harvard subject headings:
Battles--History--20th century.
Military history, Modern--20th century
Soldiers--History--20th century.
Princeton subject headings:
Battles--History--20th century.
Military history, Modern--20th century.
Soldiers--History--20th century.