History of Corsica the former signori starting agricultural enterprises in Vietnam, Algeria and Puerto Rico. It was on them that the blow of subsequent wars of independence fell most heavily. After the Allied defeat of 1940, Corsica became part of the Southern zone of Vichy France, and was thus not directly occupied by Axis forces, but fell under ultimate military control of Nazi Germany. A campaign of rhetoric by Benito Mussolini asserting that Corsica belonged to Italy was reinforced by the irredentist movement of Italian-speaking Corsicans (such as Petru Giovacchini) who advocated the unification of the island with Italy. In November 1942, as
Corsica was divided in "pagi", which in the Middle Ages became the "pievi", the basic administrative units of the island until 1768. During the diffusion of Christianity, which arrived quite early from Rome and the Tuscan harbors, Corsica was home to many martyrs and saints: among them, the most important are Saint Devota and Saint Julia, both patrons of the island. Corsica was integrated into Roman Italy by Emperor Diocletian (r. 284-305). In the 5th century, the western half of the Roman Empire collapsed, and the island was invaded by the Vandals and the Ostrogoths. Briefly recovered by the Byzantines, it