Jugendfelde was formerly part of the German Empire. In the German Empire, the place was called Jugendfelde.
The place is now called Smolonek and belongs to Poland.
Historical place name | Country | Administration | Time |
---|---|---|---|
Jugendfelde | German Empire | Osterode i. Ostpr. | 1939 |
Smolonek | Under Polish administration | Ostróda | 1945 |
Smolonek | Poland | Olsztyn | 1992 |