Bialystok-Grodno Districtball

Bialystok-Grodno Districtball was an administrative division of Germanyball-controlled territory of  Ober Ostball during World War I. It was bordered by the Lithuania Districtball to the north.The area was formed roughly by parts of the former  Grodno Governorateball of the  Russian Empireball. Later, it belonged to the state of Polandball.