 the Saxon Duchy of Brunswick-Lüneburg) which were not constituted as electorates.The Ascanian line of Saxe-Wittenberg became extinct with the death of Elector Albert III in 1422, after which Emperor Sigismund granted the country and electoral privilege upon Margrave Frederick IV of Meissen, who had been a loyal supporter in the Hussite Wars.The late Albert's Ascanian relative, Duke Eric V of Saxe-Lauenburg protested in vain.