Oporzyn was formerly part of the German Empire. In the German Empire, the place was called Spiegel.
The place is now called Oporzyn and belongs to Poland.
Historical place name | Country | Administration | Time |
---|---|---|---|
Spiegel | German Empire | Wongrowitz | before the Versailles Treaty |
Oporzyn | Poland | Wągrowiec | after the Versailles Treaty |
Spiegel | German Empire | Eichenbrück | 1939 |
Oporzyn | Poland | Wągrowiec | 1945 |
Oporzyn | Poland | Piła | 1992 |