Since Louis had no son either, his daughter Jadwiga became the heir of the Polish monarchy.

This development turned out to be fatal to the Polish monarchy, as the two parts of the rising Kingdom of Prussia were separated by a Polish Corridor.

But underlying all these was the fact that the power of the Polish monarchy had evaporated since its elective character (which had existed in theory since the 1430s) had become finally established in practice from the 1570s onwards.

Polish legends speak of Jews being present in Poland before the establishment of the Polish monarchy.

In contrast with other European countries, medieval Polish clans were unusually powerful compared to the Polish monarchy.

However Bolesław, who had had seven sons, in his last will had attempted to significantly reform the Polish monarchy in an attempt to prevent a civil war.

She is an important link in the transition of the Polish monarchy from the extinguished House of Piast to the Jagiellon dynasty (Lithuanian in origin).

In 1503, the Polish monarchy appointed Rabbi Jacob Polak, the official Rabbi of Poland, marking the emergence of the Chief Rabbinate.

While conceding control of the active government of Lithuania, the Polish monarchy by this treaty positioned itself as the overlord of the Lithuanian monarchy.

During the Time of Troubles there was a plan (by the conquering Polish monarchy) to convert all of Russia to Roman Catholicism.