In 1945 the eastern part of the island, together with the city and port of Swinemünde (now Świnoujście), was assigned to Poland under border changes promulgated at the Potsdam Conference, and the surviving German inhabitants of the town were expelled to the west.
En 1945, a parte oriental da illa, xunto coa cidade e o porto de Swinemünde (agora Świnoujście), foi asignada a Polonia baixo os cambios fronterizos promulgados na Conferencia de Potsdam, e os habitantes alemáns sobrevivintes da cidade foron expulsados ao oeste.