Bierzow was formerly part of the German Empire. In the German Empire, the place was called Pirschau.
The place is now called Bierzów and belongs to Poland.
Historical place name | Country | Administration | Time |
---|---|---|---|
Bierzow | German Empire | Schildberg | before the Versailles Treaty |
Bierzów | Poland | Kępno | after the Versailles Treaty |
Pirschau | German Empire | Kempen (Wartheland) | 1939 |
Bierzów | Poland | Ostrzeszów | 1945 |
Bierzów | Poland | Kalisz | 1992 |