Tuhia he tomokanga mo tenei waahanga - I ngaro te raina Ascanian o Saxe-Wittenberg i te matenga o te Elector Albert III i te tau 1422, i muri i te mea i whakawhiwhia e Emperor Sigismund te whenua me te mana pooti ki a Margrave Frederick IV o Meissen, he kaitautoko pono i nga Pakanga Hussite
He aha? Ko te whanaunga o Ascania o te tupapaku a Albert, ko Duke Eric V o Saxe-Lauenburg i whakahe ki te kore. Ko Frederick, tetahi o nga rangatira e whitu, he mema no te Whare o Wettin, mai i te 1089 i whakahaere i te Margravate tata o Meissen i runga i te awa o Elbe - i whakatuhia i raro i te Emepara Otto I i te 965 - me te whenua o Thuringia mai i te 1242. Na, i te tau 1423, Saxe-Wittenberg, te Margravate o Meissen me Thuringia i whakakotahihia i raro i te rangatira kotahi, a, ka rite ki te rohe whakakotahi ka mohiotia ko, "Upper Saxony".