CARLOFORTE  , a

town of Sardinia, in the province of Cagliari, the capital of the small island (6 by 5 m.) of San Pietro (anc . Accipitrum or `IepaKovvi o-or) off the west coast of Sardinia . Pop . (1901) 7693 . It lies on the east coast of the island, 6 m. west by sea from Portoscuso, which is 47 M. west by rail from Cagliari . It was founded in 1737 by Charles Emmanuel III. of Savoy, who planted a colony of Genoese, whose dialect and costume still prevail . In 1798 it was attacked by the Tunisians and 933 inhabitants taken away as slaves . They were ransomed after five years and the place fortified . It is now a centre of the tunny fishery, and there are manganese mines also . The coral banks, which were once important, are now exhausted . Three in. to the south-east is the island of S . Antioco .