The Old Swiss Confederacy a "de facto" independent state throughout the early modern period, although still nominally part of the Holy Roman Empire until 1648 when the Treaty of Westphalia ended the Thirty Years' War. The Swiss Reformation divided the confederates into Reformed and Catholic parties, resulting in internal conflict from the 16th to the 18th centuries; as a result, the federal diet () was often paralysed by hostility between the factions. The Swiss Confederacy fell to invasion by the French Revolutionary Army in 1798, after which it became the short-lived Helvetic Republic. The adjective "old" was introduced after the Napoleonic era with ,
Treaty of Bakhchisarai fish in the Dnieper and its tributaries; to obtain salt in the south; and to sail on the Dnieper and the Black Sea. The sultan then recognized Muscovy's sovereignty in the Left-bank Ukraine region and the Zaporozhian Cossack domain, while the southern part of the Kiev region, the Bratslav region, and Podolia were left under Ottoman control. Despite the treaty, Russia joined a European coalition against the Ottoman Empire in 1686. Treaty of Bakhchisarai The Treaty of Bakhchisarai (; ) was signed in Bakhchisaray, which ended the Russo-Turkish War (1676–1681), on 3 January 1681 by Russia, the Ottoman Empire, and