War of the League of Cognac

War of the League of Cognac
Part of the French–Habsburg rivalry and Italian Wars
Siege of Florence, 1530, fought during the War of the League of Cognac
Date 1526–1530 Location Italy Result Habsburg victory Treaty of Cambrai (1529) End of the Florentine Republic (1530) Transformation of Florence into a hereditary monarchy by Pope Clement VII (1532)
Belligerents
Pro-Habsburg: Holy Roman Empire Spain Duchy of Ferrara Republic of Genoa (1528–1530) Duchy of Mantua (1528–1530) Papal States (1530)	League of Cognac: Kingdom of France Swiss mercenaries Papal States (1526–1529) Swiss Guards Republic of Venice Republic of Florence Kingdom of England Republic of Genoa (1526–1528) Kingdom of Navarre Duchy of Milan
Commanders and leaders
Charles V Charles de Bourbon † Antonio de Leyva Philibert of Châlon † Henry of Brunswick-Lüneburg Georg Frundsberg Ferrante Gonzaga	Francis I of France Comte de St. Pol Vicomte de Lautrec † Francesco Maria I Francesco Ferruccio † Malatesta Baglioni

The War of the League of Cognac (1526–30) was fought between the Habsburg dominions of Charles V—primarily the Holy Roman Empire and Spain—and the League of Cognac, an alliance including the Kingdom of France, Pope Clement VII, the Republic of Venice, the Kingdom of England, the Duchy of Milan, and the Republic of Florence.