 Complete the following phrase:  He came from the Thuringian town of Altenburg in the Holy Roman Empire, where his father held the office of a burgrave of the immediate Pleissnerland, which however had long been pawned to the Saxon House of Wettin. Altenburg joined the Order in 1307 and served as Komtur of Ragnit 132024 and of Balga 132631. In 1331 he was appointed Grand Marshal of the Order, and resumed the PolishTeutonic War smouldering since 1326. After the 