New East Prussia (; ; ) was a province of the Kingdom of Prussia from 1795 to 1807. It was created out of territory annexed in the Third Partition of the Polish–Lithuanian Commonwealth and included parts of Masovia, Podlaskie, Trakai voivodeship and Žemaitija. In 1806 it had 914,610 inhabitants with a territory of less than , mainly Poles, Lithuanians, Jews and Belarusians.
Geography New East Prussia encompassed territory between East Prussia and the Vistula, Bug, and Memel rivers.
1807 Treaties of Tilsit Following Napoleon Bonaparte's victory in the War of the Fourth Coalition and the Greater Poland Uprising of 1806 the Province of New East Prussia was ceded according to the 1807 Treaties of Tilsit: The area around Białystok was ceded to the Russian Empire, becoming the Belostok Oblast. The Płock Department and the remainder of the Białystok Department (Łomża Department) became part of the Duchy of Warsaw, a French client state
Administrative divisions
New East Prussia was divided into the of Bialystok and Płock which were divided into the following (districts):
Białystok Department Bialystok Bielsk Bobrz Dombrowa Drohiczyn Kalwary Lomza Mariampol Surasz Wygry Płock Department Lipno Mlawa Ostrolenka Plozk Przasnik Pultusk Wyszogrod
References
External links FAQ for Posen, South Prussia, and New East Prussia