Whakaotihia te rerenga e whai ake nei: I te tau 1919 ka uru a Weber ki te Freikorps Epp, i whakahaua e Franz Ritter von Epp, a kei roto i nga tangata penei i a Ernst Röhm, Rudolf Hess me nga "
Ko Eduard Dietl te toa o Narvik. I taua tau ano i whakaaetia ia ki roto i te Reichswehr ka tohaina ki Ingolstadt me Nuremberg. I marenatia a Friedrich Weber i te tau 1924, ā, e whā ana tama. I te tau 1926 i haere mai ia ki Amberg mo te roopu whakangungu o te 20th (Bavarian) Infantry Regiment ("20. (Bayerischen) Infanterie-Regiment"), i whakatairangahia ai ia ki Hauptmann (kapene) i te Paenga-whawha 1, 1928. I te tau 1930 ka riro ia hei rangatira o te "13. Minenwerfer-Kompanie" i Regensburg, a i te tau 1935 ko ia te rangatira o te roopu tuatoru o te 20th Infantry Regiment ("Infanterie-Regiment 20") i Deggendorf.