Philip I of Burgundy, also known as Philip the Good, was a significant figure in the 15th century. He was born in 1396 and became the Duke of Burgundy in 1419. His reign marked a period of prosperity and cultural flourishing in the Burgundian Netherlands, as he expanded his territories and strengthened his power through strategic marriages and alliances. Philip was known for his patronage of the arts and his support for the Burgundian court, which became a center of culture and politics in Europe. He played a crucial role in the Hundred Years' War and was a key player in the politics of France and the Low Countries during his time.