Columbia subject headings:
Harvard subject headings:
Europe--History--1517-1648.
Peace of Westphalia
Peace treaties
Thirty Years' War, 1618-1648--Historiography.
Thirty Years' War, 1618-1648--Peace.
Princeton subject headings:
Acta pacis Westphalicae.
Europe--History--1517-1648.
Peace treaties.
Thirty Years' War, 1618-1648--Peace.