Complex sentence: Overall, Prussia gained 36 000 km² and about 600 000 people.Frederick the Great brought up 300.000 colonists on territories he conquered and enforced Germanization Duch Rzeczypospolitej Jerzy Surdykowski-2001 Wydawn.
Split into simpler sentences: Overall, Prussia gained 36 000 km² and about 600 000 people. According to Jerzy Surdykowski Frederick the Great brought up 300.000 colonists on territories he conquered and enforced Germanization Duch Rzeczypospolitej Jerzy Surdykowski-2001 Wydawn.