 Complete the following phrase:  In the 15th century, the Duchy of Burgundy managed to acquire de facto control over Cambrésis. During the War of the Burgundian Succession 14771482 France conquered the city, but Emperor Charles V managed to retrieve Cambrésis for the Holy Roman Empire in 1529 War of the League of Cognac, ended by the Ladies Peace of Cambrai, and again in 1543 