Columbia subject headings:
Europe--History--17th century.
Netherlands--History--Eighty Years' War, 1568-1648.
Thirty Years' War, 1618-1648.
Harvard subject headings:
Europe--History--17th century.
Netherlands--History--Eighty Years' War, 1568-1648.
Thirty Years' War, 1618-1648.
Princeton subject headings:
Europe--History--17th century.
Netherlands--History--Eighty Years' War, 1568-1648.
Thirty Years' War, 1618-1648.