The Army was tasked to defend Toruń and Bydgoszcz from a possible German attack and to carry out delaying actions in the "Polish Corridor" area.
Operational history
The Pomorze Army suffered severe losses during the Battle of Tuchola Forest; losing about a third of its strength. In retreat towards Warsaw from 6 September, it subordinated itself to Army Poznań and took part in the battle of Bzura (9–20 September).
Organization
The Army was commanded by General Władysław Bortnowski; his chief of staff was Colonel Ignacy Izdebski.