 According to Kotowski, this episode indicates that even the most minor activities of the German minority were closely scrutinized by the Polish authorities beginning with the earliest phase of Polish policy towards the German minority.The German theatre was re-opened by the Nazis in 1943, while the last director of the Polish theatre in the city in the years 1922–24 was murdered by them

In the 20 years between the world wars, Grudziądz served as an important centre of culture and education with one of the biggest Polish military garrisons and several military schools located both in and around the city.A large economic potential and the existence of important institutions like the Pomeranian Tax Office and the Pomeranian Chamber of Industry and Trade, helped Grudziądz become the economic capital of the Pomeranian Voivodeship in the interwar period.