sentences:  The event, referred to as the "Bloody Sunday" by the propaganda of Nazi Germany, which exaggerated the number of victims to 5,000 "defenceless" Germans, was used as an excuse to carry out dozens of mass executions of Polish residents in the Old Town Market Square and in the Valley of Death.Some of the murders were carried out as part of the "Intelligenzaktion", aimed at exterminating the Polish elites.In total, around 10,000 inhabitants, mostly Poles, but also Jews, were killed during the war.