and the dispute over the bishopric of Carthage. From Gaul, the emperor wrote to the bishop of Rome asking him to hear the Donatists' case. He also appointed three bishops from Gaul to assist the bishop of Rome, since these were acceptable to the Donatists, Gaul have largely escaped the most recent Christian persecutions. Constantine's intention was probably that Miltiades hold an informal arbitration.

Relying on precedent from the reign of