<prompt> Translate the following text to EnglishPrince Mieszko, kiongozi wa Piast nasaba kwamba alitawala Poles, alifanya hatua ya ujasiri kuunganisha Polanie kihalisi, watu wa mashamba na makabila jirani.  <response>: Prince Mieszko, leader of the Piast dynasty that ruled the Polonians, undertook the bold step to unify the Polanie literally, people of the fields and neighboring tribes. 