According to the post-war Potsdam Conference , Angerburg was placed under Polish administration and renamed '' Węgorzewo '' . The remaining German-speaking population was expelled westward and replaced with Poles who either came from central Poland or were themselves expelled from the Polish Eastern Borderlands ( Kresy ) , especially Wilno ( Vilnius ) and Grodno . Some Lemko also came from the Beskids
Potsdam Conference
Potsdam Conference
Węgorzewo