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
Ancient Corsica also interested in Corsica even at this early stage. A first attempt to found a Roman colony on the island in 425 BC was a failure. In 296 BC, the island was used by the Romans as a place of exile for Galerius Torquatus. The Roman conquest of Corsica began in 259 BC, when Lucius Cornelius Scipio captured Aleria (Greek 'Alalia') and several Corsican tribes, in the course of the First Punic War. The Roman invasion of the island marked the expansion of the war beyond Sicily to the entire western Mediterranean. In the subsequent peace treaty in 241 BC