Education
Feldmann attended the Royal Grammar School in Bydgoszcz, the Kaiser-Wilhelm-and Ratsgymnasium Hanover, the Kadettenvoranstalt in Potsdam and the main cadet institution in gross-Lichterfelde near Berlin.
Feldmann attended the Royal Grammar School in Bydgoszcz, the Kaiser-Wilhelm-and Ratsgymnasium Hanover, the Kadettenvoranstalt in Potsdam and the main cadet institution in gross-Lichterfelde near Berlin.
He joined to the Military in 1907. 1910-1912, he served as company chief in the Grenadier regiment 5, then again in the General Staff. Beginning with 1913, Feldmann changed the framework of the German military mission in the Ottoman Empire.