History of Sardinia the speech of the majority of the inhabitants, ultimately developing into the modern Sardinian language, also the Roman religion began to spread among Sardinians. Caralis, the provincial capital, Nora and Sulci obtained the status of Municipium within the 1st century AD and a Roman colony named Turris Libissonis (Porto Torres) was founded in the north-west while the village of Usellus become perphans a Roman colony under Trajan. 4 great roads were built: 2 along the coasts and 2 in the interior connecting all the major cities. During the Roman period, the geographer Ptolemy noted that Sardinia was inhabited by the
Sardinia occupied the territory. The Giudicato of Arborea, having Oristano as its capital, had the longest life compared to the other kingdoms. Its later history is entwined with the attempt to unify the island into a single Sardinian state ("Republica sardisca" "Sardinian Republic" in Sardinian, "Nació sarda" or "sardesca" "Sardinian Nation" in Catalan) against their relatives and former Aragonese allies. In 1297, Pope Boniface VIII established on his own initiative ("motu proprio") a hypothetical "regnum Sardiniae et Corsicae" ("Kingdom of Sardinia and Corsica") in order to settle the War of the Sicilian Vespers diplomatically. This had broken out in 1282 between