Ethnic Poles and the Polish Jews began to settle in Lwów in considerable numbers already in 1349 after the city was conquered by King Casimir of the Piast dynasty. Lwów served as Poland's major cultural and economic centre for several centuries, during the Polish Golden Age, and until the partitions of Poland perpetrated by Russia, Prussia, and Austria. In the Second Polish Republic, the Lwów Voivodeship (inhabited by 2,789,000 people in 1921) grew to 3,126,300 inhabitants in ten years.
Ethnic Poles and the Polish Jews began to settle in Lwów in considerable numbers already in 1349 after the city was conquered by King Casimir of the Piast dynasty Lwów served as Poland's major cultural and economic centre for several centuries during the Polish Golden Age and until the partitions of Poland perpetrated by Russia Prussia and Austria In the Second Polish Republic the Lwów Voivodeship (inhabited by 2789000 people in 1921) grew to 3126300 inhabitants in ten years