Aslau was formerly part of the German Empire. In the German Empire, the place was called Aslau.
The place is now called Osła and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Aslau | German Empire | Bunzlau | 1939 |
| Osła | Under Polish administration | Bolesławiec | 1945 |
| Osła | Poland | Legnica | 1992 |