Doubravka of Bohemia at the cost of breaking their marriage and with it the Polish-Bohemian Alliance). In the end, she finally obtained the conversion of Mieszko I and with him, of all Poland. In turn, the 12th century chronicler Gallus Anonymus says that Doubravka came to Poland surrounded by secular and religious dignitaries. She agreed to marry Mieszko I providing that he was baptized. The Polish ruler accepted, and only then was able to marry the Bohemian princess. However, modern historians allege that the baptism of Mieszko I was dictated by political benefits and should not be attributed to any action of Doubravka,
Mieszko I of Poland probably closer to the latter date. Due to the lack of sources it is not possible to determine exactly which lands he inherited. Certainly among them were the areas inhabited by the Polans and Goplans, as well as the Sieradz-Łęczyca lands and Kuyavia. It is possible that this state included also Masovia and Gdańsk Pomerania. Soon the new ruler had faced the task of integrating the relatively large, ethnically and culturally heterogeneous territory. Although the residents of areas controlled by Mieszko spoke mostly one language, had similar beliefs and reached a similar level of economic and general development, they were