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 (1553) Suleiman would apologize in a letter to Henry at the end of the year 1558. The Franco-Ottoman military alliance is said to have reached its peak around 1553. Finally, in the Treaty of Cateau-Cambrésis in 1559, the French returned Corsica to Genoa. Invasion of Corsica (1553) The Invasion of Corsica of 1553 occurred when French, Ottoman and Corsican exile forces combined to capture the island of Corsica from the Genoese. The island had considerable strategic importance in the western Mediterranean, being at the heart of the Habsburg communication network and serving as a forced stopover for small boats sailing between