Example image of eyePlorer eyePlorer map for 'Duchy of Milan': Northern Italy Sovereign state Dynasty Holy Roman Empire Kingdom of Italy (medieval) Lombardy Milan Pavia Parma Gian Galeazzo Visconti Charles, Duke of Orléans House of Visconti Francesco I Sforza Louis XII of France Ludovico Sforza Maximilian Sforza Battle of Marignano Francis I of France Battle of Pavia Charles V, Holy Roman Emperor Pope Clement VII Republic of Florence Republic of Venice War of the League of Cognac Duchy of Parma Pier Luigi Farnese, Duke of Parma Po (river) Pope Paul III Philip II of Spain Italian War of 1551–1559 War of the Spanish Succession Treaty of Baden Napoleon I of France Cisalpine Republic Treaty of Campo Formio Congress of Vienna Kingdom of Lombardy–Venetia Kingdom of Italy (1861–1946) List of Governors of the Duchy of Milan Battle of Arbedo Battle of Crevola Bianca Maria Visconti House of Borromeo House of Sforza Ippolita Maria Sforza List of state leaders in 1457 List of state leaders in 1501 Milanese scudo Musso war Richard de la Pole