sentences:  After the initial baronial struggles against the Colonna and the Orsini, he was hired by the Republic of Florence, taking part in the war for Pisa in 1503–1505.Later he was under the Holy Roman Empire's banner, and participated in the Battle of Novara.In 1513 Massimiliano Sforza, Duke of Milan, entrusted him with a force of 2,700 infantry and 500 horses to capture Bergamo, which was held by the Venetians, and Savelli defeated Renzo da Ceri.