Charles Emmanuel I was the Duke of Savoy from 1580 until his death in 1630. He was known for his efforts to expand the territory of the Duchy of Savoy and for his military campaigns against the Spanish Empire and France. His reign was marked by both successes and challenges, including conflicts that shaped the political landscape of northern Italy. During his rule, Charles Emmanuel I also focused on strengthening the economy and promoting trade within his duchy. He was a patron of the arts and architecture, contributing to the cultural development of the region. His legacy includes the establishment of Turin as a significant political and cultural center.