Sundsmark was formerly part of the German Empire. In the German Empire, the place was called Sundsmark.
The place is now called Sundsmark (Sønderborg-Sundsmark) and belongs to Denmark.
Historical place name | Country | Administration | Time |
---|---|---|---|
Sundsmark | German Empire | Sonderburg | before the Versailles Treaty |
Sundsmark | Denmark | Sønderborg | after the Versailles Treaty |
Sundsmark (Sønderborg-Sundsmark) | Denmark | Sønderjylland | 1993 |