On 1 April 1819 , the town became the seat of the administrative district Preußisch Eylau ( Kreis Pr . Eylau ) . In 1834 , a Teachers ' Seminary was founded , educating every East Prussian teacher until it was closed down in 1924 . The town was connected to the railway on 2 September 1866 . The town was occupied without a struggle by Russian troops on 27 August 1914 , but these troops left on 3 September 1914 after massacring 65 civilians
massacring 65 civilians
Abschwangen massacre
Bagrationovsk