<prompt> Pedzisa mutsara unotevera: Kempf akabatana neImperial German Army muna 1905; mushure meHondo Yenyika I, akashanda mu Reichswehr uye gare gare mu Wehrmacht. Muna Gumiguru 1937 Kempf akatungamira 4th Panzer Brigade yakanga ichangobva kuumbwa; muna Ndira 1939 akasimudzirwa kuva Generalmajor. Pakutanga kweHondo Yenyika II muEurope, akatora chikamu mukupinda kwePoland semutungamiriri wePanzer Division Kempf, yaizivikanwawo se Panzerverband Ostpreußen Panzer Group East Prussia ye3rd Army pasi paGeorg von Küchler. Semutungamiri wedhipatimendi, akagamuchira kuzvipira kweFort Zakroczym, iyo yakateverwa neKuponda muZakroczym, pakupera kwe  <response>: Hondo yeModlin. Chikamu chakadzokera kuEast Prussia pakupera kwehondo yePoland, uye Kempf akasarudzwa semutungamiri we1st Light Division, akatumidzwa zita re6th Panzer Division, musi wa18 Gumiguru 1939. 