Duchy of Głogów
After his death, broke a long succession war for the Duchy of Głogów. The next legitimate male heir of Henry XI was his cousin Jan II the Mad, former Duke of Żagań, who had to face the pretensions of the Elector of Brandenburg, Matthias Corvinus and the King of Poland. Only in 1482 was finally made an arrangement in Kamieniec Ząbkowicki, under which the towns of Krosno Odrzańskie, Sulechów, Lubsko, Bobrowice passed to Brandenburg.