Kingdom of Sardinia and Aosta, dynastic possessions since the 11th century, the Principality of Piedmont (a possession built up in the 13th century), and the County of Nice (a possession since 1388). While in theory the traditional capital of the island of Sardinia and seat of its viceroys was Cagliari, the Piedmontese city of Turin was the "de facto" capital of Savoy. When the mainland domains of the House of Savoy were occupied and eventually annexed by Napoleonic France, the king of Sardinia made his permanent residence on the island for the first time in its history. The Congress of Vienna (1814–15), which
History of Sardinia along the coast (today called "Spanish towers") to protect the island against Ottoman incursions. In 1637 a French fleet led by Henri, Count of Harcourt sacked Oristano for about a week. Sardinia was disputed between 1700 and 1720. After the War of the Spanish Succession it was assigned to Emperor Charles VI in 1714, Philip V of Spain briefly recovered the island in 1717, but in 1720 the European powers assigned Sicily to Charles VI and Sardinia to the House of Savoy, so Vittorio Amedeo II became the King of Sardinia. In 1793 Sardinians defeated twice the French invaders. On