Louis XIV of France the war with a French victory, in order to establish a lasting peace between the Catholic nations. The Queen also gave a partial Catholic orientation to French foreign policy. This was felt by the Netherlands, France's Protestant ally, which negotiated a separate peace with Spain in 1648. In 1648, Anne and Mazarin successfully negotiated the Peace of Westphalia, which ended the Thirty Years' War in Germany. Its terms ensured Dutch independence from Spain, awarded some autonomy to the various German princes of the Holy Roman Empire, and granted Sweden seats on the Imperial Diet and territories to control the mouths
Kettle War the economy of the northern Netherlands (namely Amsterdam), but the southern cities were dislodged from their important trading position. The closure of the Scheldt was confirmed by the Peace of Westphalia in 1648, to which the Spanish agreed. After the War of the Spanish Succession, the Spanish Netherlands had been ceded to Austria by the Treaty of Rastatt in 1714. Since Europe's "Diplomatic Revolution" of 1756, Austria, and thus the Austrian Netherlands, had been in an alliance with France. Prussia, France's former ally, entered into an alliance with Britain. The change, sensational at the time, made nonsense of all the