Original sentence: 76  had earlier attacked the Polish defence works.A Polish cavalry unit was on the move toward Wielun where Hauptmann Sigel's I/St.Among the first targets bombed by the Germans was the hospital (despite a huge Red Cross sign painted on the roof).Approximately 75% of all the buildings in Wieluń were destroyed.German bombers destroyed 90% of the town center (including the historical gothic church) and killed approximately 1,200 civilians, about 8% of the town's population of 15,000.German carpet bombing killed an estimated 1200 civilians, injured hundreds more and destroyed 75% per of the town centre.It is widely acknowledged that there were no targets of any importance in the area such as military installations or industrial facilities.One German historian and one Anglo-Saxon describe the bombing as collateral damage from missing bombs that were dropped during ground support of the German army operations.Some eyewitnesses claimed that the German planes strafed civilians who were fleeing through the streets.The bombing of Wielun is considered as one of the first terror bombings in history and first in this war.The official version is that is widely acknowledged that there were no military or industrial targets of note in the area, except for a small sugar factory in the outskirts of the town
Edited sentence: A Polish cavalry unit was on the move toward Wielun where Hauptmann Sigel's I/StG 76  had earlier attacked the Polish defence works.German  and Anglo-Saxon historians describe the bombing as collateral damage from missing bombs that were dropped during ground support of the German army operations.German bombing killed an estimated 1200 civilians, injured hundreds more and destroyed 75% per of the town centre