Herzogtum Ratibor
After the death of Mieszko's grandson Duke Władysław Opolski in 1281, his sons again divided the Duchy of Opole and Racibórz and in 1290 the Duchy of Racibórz was recreated again, assigned to Władysław's youngest son Przemysław. Racibórz at that time comprised the lands of Wodzisław, Żory, Rybnik, Mikołów and Pszczyna, while some of the territory of was used for the creation of the duchies of Cieszyn and Bytom under Przemysław's brothers.