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:
Conventional warfare by Plato, then found more acceptance in the consolidation of power under the Roman Catholic Church. European monarchs then gained power as the Catholic Church was stripped of temporal power and was replaced by the divine right of kings. In 1648, the powers of Europe signed the Treaty of Westphalia which ended the religious violence for purely political governance and outlook, signifying the birth of the modern 'state'. Within this statist paradigm, only the state and its appointed representatives were allowed to bear arms and enter into war. In fact, war was only understood as a conflict between sovereign states.