In mid September, Henry approached the city and very quickly, it was obvious that the city militia and the Guelph cavalry could not match the emperor in an open battle against his battle-hardened soldiers from the north.
Pada pertengahan September, Heinrich mendekati kota dan sangat cepat, dengan jelas milisi kota dan kavaleri Guelf tidak dapat mengimbangi kaisar di dalam perang terbuka melawan prajuritnya dari utara.