Westphalia as a small state within Germany in the form of a principality until 1918 and as a free state until 1946. This continues to influence the identity of its people who often distinguish themselves from neighboring regions such as East Westphalia. In addition to these historic, lingual and religious aspects, there are some regional differences in culture and mentality. That is why many of the citizens of North Rhine-Westphalia rather see themselves either as "Rhinelanders", "Westphalians" or "Lippers" rather than as "North Rhine-Westphalians". Westphalia is known for the 1648 Peace of Westphalia which ended the Thirty Years' War, as the
European wars of religion wars continued to be waged in the post-Westphalian period until the 1710s, and collective memory of the wars lasted even longer. The European wars of religion are also known as the Wars of the Reformation (and Counter-Reformation). The wars were closely connected to the theological disputes within Western Christendom, which erupted after the publication of Martin Luther's "Ninety-five Theses" in 1517. The Protestant Reformation led to a schism within the Catholic Church, as Protestant churches and rulers no longer recognised the authority of the papacy. Although most of the wars ended with the Peace of Westphalia in 1648, religious conflicts