 On 1 June 1937 Chief Personnel Officer Hans-Jürgen Stumpff replaced Kesselring.Stumpff fought against Milch's power-grabbing and on 6 December 1937 he sent a memorandum to Göring, complaining the General Staff and Milch's offices were issuing directives without consultation.He called the lack a demarcation line in the chain of command was "damaging and unacceptable."