Mieszko III the Old attention of Emperor Frederick Barbarossa, who offered his help in his restoration on the Polish throne after a payment of 10,000 pieces of silver, a sum that Mieszko couldn't reunited. Finally in Pomerania, his other son-in-law Duke Bogislaw I accepted to help him. By the agency of his Pomeranian allies, Mieszko forged his links with their Polish followers, grouped around Zdzisław, Archbishop of Gniezno and in 1181 was able to conquer the eastern Greater Polish lands of Gniezno and Kalisz, which until then had been part of the Seniorate Province. Soon after, Mieszko also managed to recover western Greater Poland.
Mieszko I of Poland a child became a man. That explains that Mieszko wasn't blind in fact. He was blind only metaphorically. Besides his son's name was also Mieszko and it is hard to believe that he was also blind. In addition, as we know today ancient Slavs used only abstract names among nobility. The third theory links the name of Mieszko with his other name, Dagome, as it appeared in the document called "Dagome iudex". We know this document only from a copy prepared by an anonymous monk who was not familiar with Polish language or Polish names. It is possible that while