Sforza effectively ruled Milan from 1480, first as regent for his young nephew and later, after his nephew’s suspicious death, as duke. The patron of Leonardo da Vinci, he presided over the final and most productive period of the Milanese Renaissance but was captured and imprisoned while fighting to expel the French from Italy. Before his fall, he was one of the wealthiest and most powerful princes of Italy, spending immense sums to further the arts and sciences. What painting did he commission? Discuss