 Aidan of Lindisfarne, Foillan, Diuma, Finan of Lindisfarne, Jaruman and others evangalised the Anglo-Saxons.Ia of Cornwall and her companions, Saint Piran, St. Sennen, Petroc came to Cornwall and probably brought with them whatever rites they were accustomed to.Cornwall had an ecclesiastical quarrel with Wessex in the days of St. Aldhelm, which appears in Leofric's Missal, though the details of it are not specified.