Siege of Nice
The siege of Nice occurred in 1543 and was part of the Italian War of 1542–46 in which Francis I and Suleiman the Magnificent collaborated as part of the Franco-Ottoman alliance against the Holy Roman Emperor Charles V, and Henry VIII of England. At that time, Nice was under the control of Charles III, Duke of Savoy, an ally of Charles V. This is part of the 1543–1544 Mediterranean campaign of Barbarossa. Siege In the Mediterranean, active naval collaboration took place between France and the Ottoman Empire to fight against Spanish forces, following a request by Francis I, conveyed by Antoine Escalin des Aimars. The French forces, led by François de Bourbon, and the Ottoman forces, led by Hayreddin Barbarossa, first joined at Marseilles in August 1543. Although the Duchy of Savoy, of which Nice was a part, had been a French protectorate for a century, Francis I chose to attack the city of Nice with the allied force, mainly because Charles III, Duke of Savoy had angered him by marrying Beatrice of Portugal, thus becoming an ally of the Habsburgs. François de Bourbon had already attempted to make a surprise attack on Nice once, but had been repulsed by