Independent Operational Group Polesie

Independent Operational Group Polesie (Samodzielna Grupa Operacyjna Polesie, SGO Polesie) was one of the Polish Army Corps (Operational Groups) that defended Poland during the Invasion of Poland in 1939. It was created on 11 September 1939 and was commanded by general Franciszek Kleeberg. The SGO is most notable fighting in the battle of Kock, the last battle of the Invasion of Poland.