Sardinia along with the Aosta Valley, Trentino-Alto Adige/Südtirol, Friuli Venezia Giulia and Sicily. Its particular statute, which in itself is a constitutional law, gives the region a limited degree of autonomy, entailing the right to carry out the administrative functions of the local body and to create its own laws in a strictly defined number of domains. The regional administration is constituted by three authorities: Since 2016, Sardinia is divided into four provinces (Nuoro, Oristano, Sassari, South Sardinia) and the metropolitan city of Cagliari. Around 65% of all the Italian and NATO military installations in Italy are on Sardinia, whose area
Kingdom of Sardinia James and his successors conquered the island of Sardinia and established "de facto" their "de jure" authority. In 1420, after the Sardinian-Catalan War, the last competing claim to the island was bought out. After the union of the crowns of Aragon and Castile, Sardinia became a part of the burgeoning Spanish Empire. In 1720 it was ceded by the Habsburg and Bourbon claimants to the Spanish throne to Duke Victor Amadeus II of Savoy. The Kingdom of Sardinia came to be progressively identified with the states ruled by the main branch of the House of Savoy, which included, besides Savoy