History of Corsica dislodge Paoli were futile, in 1764 by secret treaty Genoa sold Corsica to the Duc de Choiseul, then minister of the French Navy, who bought it on behalf of the crown. On the quiet, French troops gradually replaced Genoese in the citadels. In 1768, after preparations had been made, an open treaty with Genoa ceded Corsica to France in perpetuity with no possibility of retraction and the Duc appointed a Corsican supporter, Buttafuoco, as administrator. The island rose in revolt. Paoli fought a guerrilla war against fresh French troops under their commander, Comte de Marbeuf, but was defeated in the
Italian occupation of Corsica Rome, was a strong supporter of the union of Corsica with Italy and defended irredentist ideals. Indeed, Cristofini actively collaborated with the Italian forces in Corsica during the first months of 1943 and (as head of the Ajaccio troops) helped the Italian Army to repress the Resistance in Corsica before the Italian Armistice in September 1943. He closely worked with the famous Corsican writer Petru Giovacchini, who was named as the potential "Governor of Corsica" had the Kingdom of Italy annexed the island. In the first months of 1943 these irredentists, under the leadership of Petru Giovacchini and Bertino Poli,