Czarny Ostrów was formerly part of the German Empire. In the German Empire, the place was called Werder.
The place is now called Czarny Ostrów and belongs to Poland.
Historical place name | Country | Administration | Time |
---|---|---|---|
Werder | German Empire | Gerdauen | 1939 |
Czarny Ostrów | Under Polish administration | Kętrzyn | 1945 |
Czarny Ostrów | Poland | Suwałki | 1992 |