History of Corsica various Italian republics that arose began to assume responsibility for the security and prosperity of Corsica, starting with Tuscany, the closest. Corsica was finally removed from the fighting by annexation to the Papal States in 1217. Pisa retained control of the island during most of the Middle Ages but at the start of the Renaissance it fell to Genoa in 1284, following the battle of Meloria against Pisa. Corsica successively was part of the Republic of Genoa for five centuries. Despite take-overs by Aragon between 1296–1434 and France between 1553–1559, Corsica would remain under Genoese control until the Corsican Republic
Medieval Corsica Nonetheless their assaults continued. In 828, the defense of Corsica was entrusted to Boniface II of Tuscany, who conducted a successful expedition against the Muslims and built the fortress that later was to bear his name (Bonifacio) in the south. For the next century, Corsica was a part of the March of Tuscany. Boniface' son Adalbert I continued to push back against the Muslim invaders after 846; but, in spite of all efforts, they seem to have remained in possession of part of the island until about 930. The island was hit by a Fatimid raid in 935. During his