Pope Alexander VII place in two cities, Osnabrück and Münster in Westphalia, with intermediaries travelling back and forth between the Protestant and the Catholic delegates. Chigi, of course, protested on behalf of the Papacy, when the treaties were finally completed, against the Treaty of Westphalia once the instruments were finally completed. Pope Innocent himself stated that the Peace "is null, void, invalid, unjust, damnable, reprobate, inane, empty of meaning and effect for all time." The Peace ended the Thirty Years' War (1618–1648) and established the balance of European power that lasted until the wars of the French Revolution (1789). Pope Innocent X (1644–1655)
Treaty of Belgrade the autonomy of Kingdom of Serbia which had existed since 1718. This territory would await the next Habsburg-Ottoman war to be temporarily again included into the Habsburg Monarchy in 1788 with the help of Koča Anđelković. Treaty of Belgrade The Treaty of Belgrade, known as the Belgrade peace was the peace treaty signed on September 18, 1739 in Belgrade, Habsburg Kingdom of Serbia (today Serbia), by the Ottoman Empire on one side and the Habsburg Monarchy on the other, that ended the Austro–Turkish War (1737–39). This treaty ended the hostilities of the five-year Austro-Russian–Turkish War (1735–39), in which the Habsburgs