Amadeus VIII was a notable figure in the history of the House of Savoy, serving as the Duke of Savoy from 1434 until 1440. He was born in 1435 and became a significant leader during a time of political instability in the region. His reign was marked by efforts to strengthen the duchy and improve its governance. In 1440, Amadeus VIII abdicated in favor of his son, Louis, and later became a cardinal. He was known for his diplomatic skills and played a crucial role in the politics of Northern Italy. His legacy includes contributions to both the church and the state.