Jänischken was formerly part of the German Empire. In the German Empire, the place was called Jänichen.
The place is now called Svoboda and belongs to Russian Federation.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Jänischken | German Empire | Insterburg | 1938 |
| Jänichen | German Empire | Insterburg | 1939 |
| Jenišken | Under Soviet administration | Kaliningrad | 1945 |
| Svoboda | Russian Federation | Černjahovsk | 1992 |