Island in the southern Baltic Sea divided between Germany and Poland
Usedom (German: Usedom [ˈuːzədɔm], Polish: Uznam [ˈuznam]) is a Baltic Sea island in Pomerania, divided between Germany and Poland. It is the second largest Pomeranian island after Rügen, and the most populous island in the Baltic Sea. It lies north of the Szczecin Lagoon estuary of the Oder river. About 80% of the island belongs to the German district of Vorpommern-Greifswald in the state of Mecklenburg-Vorpommern. The eastern part and the largest city on the island, Świnoujście, are part of the Polish West Pomeranian Voivodeship.
https://en.wikipedia.org/wiki/Usedom