Charles I, Duke of Savoy (1430-1472) was a prominent nobleman in the late Middle Ages. He was the son of Amadeus VIII, Duke of Savoy and played a significant role in the politics of Northern Italy and France. His reign was marked by efforts to expand the territory of the Duchy of Savoy and strengthen its influence in the region. During his rule, Charles I engaged in various military campaigns and diplomatic negotiations. He was known for his support of the Catholic Church and his involvement in the Italian Wars. His legacy includes the consolidation of power in the Savoy region, which would later become important in the unification of Italy.