Medieval Corsica Count of Corsica at Biguglia, even seizing Bastia. Lomellino was unable to make headway against him and, by 1410, all Corsica, with the exception of Bonifacio and Calvi, was lost to Genoa, now once more independent of France. A feud between Vincentello and the Bishop of Mariana, however, led to the loss of his authority in the Terra di Comune and he was compelled to go to Spain in search of assistance. In his absence the Genoese reconquered the island. At this stage, the Western Schism was underway in Roman Catholic Europe. Corsica itself became divided as the suffragan sees
Medieval Corsica conflicts with Otto I of Germany, King Berengar II of Italy managed to make himself master of Corsica. In 962, Berengar was defeated and his son, Adalbert, fled to Corsica, whence he launched two separate attacks on Ottonian Italy, before going into exile in Burgundy. Following Otto II's reestablishment of imperial authority over Corsica, a period of political turmoil began, although the island remained subject to the margraves of Tuscany, who periodically made their power felt there. The island at this time appears to be generally divided, as it is down to the present time, into a north and a