Pedzisa mutsara unotevera: Fiebig akabva arayira KG4 panguva yeHondo yeBelgium, Hondo yeFrance, uye Hondo yeBritain. Musi wa 8 Chivabvu 1940, akapiwa Knight's Cross yeIron Cross. Muna April 1941, akatungamirira KG4 panguva yeGermany-led Axis invasion yeYugoslavia kusanganisira
kubhomba kweBelgrade.