Complex sentence: They were soon moved again to the area south of Paris, to try and restore the front line after the American break out of Normandy, by the 22 August they were in positions around Meaux to the east of Paris.
Split into simpler sentences: They were soon moved again to the area south of Paris, to try and restore the front line after the American break out of Normandy. By 22 August they were in positions around Meaux to the east of Paris.