Podolian Voivodeship was created in 1434.
Podkarpackie Voivodeship was created in 1999.
Polesie Voivodeship was created in 1918.
Kalisz Voivodeship was created in 1975.
Lower Silesian Voivodeship was created in 1999.
Greater Poland Voivodeship was created in 1999.
Kuyavian-Pomeranian Voivodeship was created in 1999.
Podlaskie Voivodeship was created in 1999.
Podkarpackie Voivodeship's population is 2,101,732.
The population of Lubusz Voivodeship is 1,008,424.
The population of Opole Voivodeship is 1,044,346.
Masovian Voivodeship's population is 5,164,612.
Świętokrzyskie Voivodeship's population is 1,281,796.