Invasion of Corsica (1553) 1 February 1553, a new Franco-Ottoman treaty of alliance, involving naval collaboration against the Habsburgs, had been signed between France and the Ottoman Empire. The Ottoman admirals Turgut and Koja Sinan, together with a French squadron under Baron Paulin de la Garde, raided the coasts of Naples, Sicily, Elba and then Corsica. The island of Corsica was occupied by the Genoese at the time. The Ottoman fleet supported the French by ferrying the French troops of Parma under Marshal Paul de Thermes from Siennese Maremma to Corsica. The French were also supported by Corsican exiles under Sampiero Corso and Giordano
Invasion of Corsica (1794) in August 1794. Corsica proved a mixed asset for the British; the island's anchorages provided some relief for a fleet operating at the end of a long supply chain, but the instability of Corsican politics and repeated French efforts to disrupt British control consumed valuable resources. By late 1796, with the French victorious in Northern Italy and the Spanish declaration of war on Britain following the Treaty of San Ildefonso, British control of Corsica was no longer tenable. British forces withdrew from the island, which was rapidly seized once more by the French. Corsica is a large, mountainous island in