Osiek was formerly part of the German Empire. In the German Empire, the place was called Axen.
The place is now called Osiek and belongs to Poland.
Historical place name | Country | Administration | Time |
---|---|---|---|
Osiek | German Empire | Kosten | before the Versailles Treaty |
Osiek, Dwór | Poland | Kościan | after the Versailles Treaty |
Axen | German Empire | Kosten (Wartheland) | 1939 |
Osiek | Poland | Kościan | 1945 |
Osiek | Poland | Leszno | 1992 |