Reformation days of Martin Luther, political and national convictions again outweighed religious convictions in Europe. Two main tenets of the Peace of Westphalia, which ended the Thirty Years' War, were: The treaty also effectively ended the Papacy's pan-European political power. Pope Innocent X declared the treaty "null, void, invalid, iniquitous, unjust, damnable, reprobate, inane, empty of meaning and effect for all times" in his bull "Zelo Domus Dei". European sovereigns, Catholic and Protestant alike, ignored his verdict. The following outcomes of the Reformation regarding human capital formation, the Protestant ethic, economic development, governance, and "dark" outcomes have been identified by scholars:
Treaty of Xanten in Westphalia to be governed by the House of Hohenzollern, and were the oldest constituents of the future Prussian Rhineland and the future Province of Westphalia. Treaty of Xanten The Treaty of Xanten () was signed in the Lower Rhine town of Xanten on November 12, 1614 between Wolfgang Wilhelm, Count Palatine of Neuburg and John Sigismund, Elector of Brandenburg, with representatives from England and France serving as mediators. The treaty ended the War of the Jülich Succession and all hostilities between Wolfgang William and John Sigismund. Based on the terms of the treaty, the territories of Jülich-Berg and Ravenstein