 Therefore one of the oldest settlements in Lower Lusatia, the former Slavic gord may already had been part of the vast Marca Geronis, near the eastern border with the medieval Kingdom of Poland.Temporarily conquered by the Polish ruler Bolesław Chrobry, it returned to the Imperial March of Lusatia by 1032.Before the implementation of the Oder–Neisse line in 1945 the area was part of Germany (see "Territorial changes of Poland after World War II").