Czerna was formerly part of the German Empire. In the German Empire, the place was called Hammerfeld.
The place is now called Czerna and belongs to Poland.
Historical place name | Country | Administration | Time |
---|---|---|---|
Tschirndorf | German Empire | Sprottau | 1937 |
Hammerfeld | German Empire | Sprottau | 1939 |
Czerna | Under Polish administration | Żagań | 1945 |
Czerna | Poland | Zielona Góra | 1992 |