 The House of Savoy possessed the Lordship of Vaud since the 12th century, when it wrested control from the original owners, the House of Zähringen.Savoy extended its influence by supporting the city of Bern against the House of Habsburg.After the Battle of Laupen, Savoy and Bern became allies, but as the power of Bern increased, they became enemies at the beginning of the Burgundian Wars.