Osiecko (german: Oscht) is a
village in the administrative district of
Gmina Bledzew, within
Międzyrzecz County,
Lubusz Voivodeship, in western Poland.
It lies approximately west of
Bledzew, west of
Międzyrzecz, south of Gorzów Wielkopolski, and north of Zielona Góra.
History
The settlement was first mentioned as ''Magnum Oszec'' in a 1312 deed, when the area around Bledzew was temporarily under the rule of the
Ascanian margraves of
Brandenburg in the west. From about 1320 until the
Partitions of Poland
The Partitions of Poland were three partitions of the Polish–Lithuanian Commonwealth that took place toward the end of the 18th century and ended the existence of the state, resulting in the elimination of sovereign Poland and Lithuania for 12 ...
in the late 18th century, Osiecko belonged to the Greater Polish
Poznań Voivodeship. In 1360 it was a possession of the
Cistercian
The Cistercians, () officially the Order of Cistercians ( la, (Sacer) Ordo Cisterciensis, abbreviated as OCist or SOCist), are a Catholic religious order of monks and nuns that branched off from the Benedictines and follow the Rule of Saint ...
abbey at
Zemsko. Located immediately at the border with the Brandenburgian
New March region, it was one of the westernmost localities of the
Polish–Lithuanian Commonwealth.
It was incorporated into the
Meseritz district of
South Prussia in the course of the 1793
Second Partition. After the Franco-Prussian
Treaty of Tilsit in 1807, it was part of the
Poznań Department
Poznań Department (Polish: ''Departament Poznański'') was a unit of administrative division and local government in Polish Duchy of Warsaw in years 1806-1815.
Capital city: Poznań
Poznań () is a city on the River Warta in west-central ...
in the newly established
Duchy of Warsaw. Upon the 1815
Vienna Congress, Osiecko belonged to ''
Kreis Birnbaum'' in the Prussian
Grand Duchy of Posen, from 1887 to ''
Kreis Schwerin''. After
World War I, ''Oscht'' with the
Posen-West Prussia frontier region remained with the German
Weimar Republic according to the
Treaty of Versailles.
Osiecko returned to the
Republic of Poland
Poland, officially the Republic of Poland, is a country in Central Europe. It is divided into 16 administrative provinces called voivodeships, covering an area of . Poland has a population of over 38 million and is the fifth-most populous ...
after
World War II as stipulated by the Allied
Potsdam Agreement
The Potsdam Agreement (german: Potsdamer Abkommen) was the agreement between three of the Allies of World War II: the United Kingdom, the United States, and the Soviet Union on 1 August 1945. A product of the Potsdam Conference, it concerned th ...
and the German population was
expelled. Today the village has a population of about 420.
References
{{coord, 52, 31, N, 15, 17, E, region:PL_type:city, display=title
Osiecko