Polessk

Polessk , prior to 1946 known by its German name Labiau , is a town and the administrative center of Polessky District in Kaliningrad Oblast, Russia, located 49 kilometers northeast of Kaliningrad, the administrative center of the oblast, at the junction of a main road and a railroad at the Deyma River, shortly before it enters the Curonian Lagoon. Population: 7,581 ; 7,681 ; 6,859 ; 4,744 .

The town contains a castle built by the Teutonic Order, who gave it the German name Labiau. It became a part of the Duchy of Prussia and on November 20, 1656 was the location of the Treaty of Labiau. While part of East Prussia within the Kingdom of Prussia and the German Empire, Labiau was a district seat in the administrative region of Königsberg. In 1885, Labiau had 4,744 inhabitants, almost all of whom were Lutherans.

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