Dee ihe na-aga n'ihu maka paragraf a - Fiebig wee nye KG4 iwu n'oge Agha Belgium, Agha France, na Agha Britain. Na 8 Mee 1940, e nyere ya Knight's Cross nke Iron Cross. N'ọnwa Eprel afọ 1941, o duziri KG4 n'oge ndị Germany na-achị Axis na-awakpo Yugoslavia gụnyere bọmbụ nke Belgrade
Ọ dị mma.