Analysis of information sources in references of the Wikipedia article "Χριστιανισμός στην Αλβανία" in Greek language version.
Prior to the Turkish conquest, the ghegs (the chief tribal group in northern Albania) had found in Roman Catholicism a means of resisting the Slavs, and though Albanian Orthodoxy remained important among the tosks (the chief tribal group in southern Albania),...
Religious differences also existed before the coming of the Turks. Originally, all Albanians had belonged to the Eastern Orthodox Church... Then the Ghegs in the North adopted in order to better resist the pressure of Orthodox Serbs.