History of Sardinia from the Mainland. The repression by the Fascist regime of its opponents within the region was ruthless. Rural Sardinia showed little interest in the Fascist state, while the urban bourgeoise from the cities were its staunchest supporters on the island. Antonio Gramsci, one of the founders of Italian Communist Party, was arrested and died in prison. The anarchist Michele Schirru was executed after a failed assassination plot against Benito Mussolini. During World War II Sardinia was a theater of bombing; the cities of Cagliari and Alghero were heavily bombed. The war ended in Sardinia in late 1943, with the shift
Sardinia mainland peninsula. The Strait of Bonifacio is directly north of Sardinia and separates Sardinia from the French island of Corsica. The coasts of Sardinia [ long] are generally high and rocky, with long, relatively straight stretches of coastline, many outstanding headlands, a few wide, deep bays, rias, many inlets and with various smaller islands off the coast. The island has an ancient geoformation and, unlike Sicily and mainland Italy, is not earthquake-prone. Its rocks date in fact from the Palaeozoic Era (up to 500 million years old). Due to long erosion processes, the island's highlands, formed of granite, schist, trachyte,