At the beginning of the second century, when Baudri, previously abbated by Saint-Pierre de Bourgueil (1079-1107), became archbishop of Dol (1107), the so-called ‘metropolitan dispute’ is still not empty. For more than 200 years, the Breton seat has emerged as a rival of Tours, the historic metropolis of Brittany, even though from now on the opposition no longer covers the same issues as at the time when it was born. Whereas the claim of a metropol...