| Masurian District Okręg mazurski | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| District of theRepublic of Poland | |||||||||||||||||
| 1945–1946 | |||||||||||||||||
 The administrative subdivisions of Poland in 1945, including the Masurian District | |||||||||||||||||
| Government | |||||||||||||||||
| Attorney-in-fact | |||||||||||||||||
• 1945–1946 | Stanisław Piaskowski | ||||||||||||||||
| History | |||||||||||||||||
• Established | 14 March 1945 | ||||||||||||||||
• Disestablished | 24 June 1946 | ||||||||||||||||
| Contained within | |||||||||||||||||
| • Country |  Provisional Government of the Republic of Poland (1945)Provisional Government of National Unity (1945–1946) | ||||||||||||||||
| |||||||||||||||||
TheMasurian District,[a] also known as theDistrict of East Prussia,[b] and designated as the4th District,[c] was adistrict that acted as an provisionaladministrative division ofPoland, during the administration of theProvisional Government of the Republic of Poland in 1945, and theProvisional Government of National Unity from 1945 to 1946.[1][2] It was centered around the areas ofMasuria,Powiśle andWarmia.
It was established as one of four provisional districts on 14 March 1945.[1][3]
On 25 September 1945, areas near its western border were incorporated into theGdańsk Voivodeship, while the areas near its eastern border, to theBiałystok Voivodeship.[4] In December 1945, the Polish administration inIławka was expelled by the Soviets, and the town, which was originally supposed to belong to Poland with the original border set one kilometer north of the town, was annexed to theSoviet Union.[5] The Masurian District existed until 28 June 1946, when it was abolished and replaced with theOlsztyn Voivodeship.[2]
The head of the district was theattorney-in-factStanisław Piaskowski.[1]
 Subdivisions of Poland (1944–1975) | ||
|---|---|---|
Polish Committee of National Liberation(1944)·Provisional Government of the Republic of Poland(1944–1945)·Provisional Government of National Unity(1945–1947)·Polish People's Republic(1947–1975) | ||
| Independent cities |  | |
| Voivodeships | ||
| Districts(1945–1946) | ||
