Expansion of the Duchy of Savoy (1450s)

Timeline

1. 1451–1454Chambéry · SavoieEarly in his reign Louis I reorganized ducal administration, strengthened control over the core lands of Savoy and Piedmont, and consolidated his diplomatic standing through marriage alliances with the French royal house, creating a stable domestic base for further territorial expansion.
2. 1455–1457Chieri · PiedmontIn 1455 Louis I purchased the strategic stronghold of Chieri from local lords, pushing Savoy's influence further south onto the Piedmont plain, tightening control over the corridors around Turin, and expanding the duchy's economic base.
3. 1458–1460Piedmont · PiedmontAfter the Peace of Lodi the Italian peninsula entered a period of relative peace; the Duchy of Savoy took the opportunity to continue nibbling away at neighboring minor lords' lands through diplomatic negotiations and small territorial deals, gradually establishing itself as a regional power in northwestern Italy.