Treaty of Westphalia

(1648)

The Treaty of Westphalia was actually a pair of treaties negotiated in the Westphalian towns of Münster and Osnabrück and concluded on October 24, 1648, ending the Thirty Years' War (1618–1648). The Thirty Years' War, a period of violence and destruction unmatched in Europe until the twentieth century, had brought about a perspectival change in the way states dealt with one another. The medieval notion of universality, whereby rulers acted in the best interests of the church, had given way to the brutal emergence of raison d’état, or the view that state interests trump all other...

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Engraving of Cardinal Richelieu by Robert Nanteuil (Yale University Art Gallery)

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