Białystok DepartmentThe Białystok Department was part of the New East Prussia Province of the Kingdom of Prussia from 1795 to 1807. It was created out of territory annexed in the Third Partition of Poland and included parts of Podlaskie.GeographyThe Białystok Department encompassed territory between East Prussia and the Bug River and Neman river.Administrative SubdivisionsThe department consisted of the following counties BialystokBielskBobrzDombrowaDrohiczynKalwaryLomzaMariampolSuraszWygry