Wikipedia
Oleszna
Oleszna (German: Langenöls) is a village in the administrative district of Gmina Łagiewniki, within Dzierżoniów County, Lower Silesian Voivodeship, in south-western Poland. Prior to 1945 it was in Germany. It lies approximately north-west of Łagiewniki, north-east of Dzierżoniów, and south-west of the regional capital Wrocław.
Prior to 1945 it was in Germany. Following World War II the native German populace was expelled and replaced by Poles.
The village has a population of 900.