Beside Royal Prussia, a land of the Polish Crown since 1466, King Frederick II of Prussia also seized the adjacent lands of the Prowincja of Greater Poland to the south from the Polish–Lithuanian Commonwealth in the First Partition of Poland of 1772.
Beside Royal Prussia, a region of the Polish Crown since 1466, King Frederick II of Prussia also acquired neighboring lands in Greater Poland Province from the Polish–Lithuanian Commonwealth during the First Partition of Poland in 1772.