At the outbreak of war he became deputy chief of staff to the German Second Army commanded by General Karl von Bülow, who was responsible for assaulting Liège, Belgium, which was surrounded by a dozen formidable concrete and steel forts.
He became deputy chief of staff to the German Second Army. This was at the outbreak of war. This German Second Army was commanded by General Karl von Bülow. General Karl von Bülow was responsible for assaulting Liège. Liège was Belgium. Belgium was surrounded by a dozen formidable concrete and steel forts. This was liège.