 After the war he joined the "Reichswehr" as a regular officer and served in the 21st infantry regiment from 1919 until April 1933, he had maintained a friendship with Göring and joined the Luftwaffe as his military adjutant and served in this capacity until 1938, visiting Britain in November 1938.During World War II he was the liaison officer between Hitler's headquarters and the Commander-in-Chief of the Luftwaffe until he was seriously injured in 1944 by the 20 July plot bomb at the Wolf's Lair headquarters in Rastenburg, East Prussia.He was fortunate to survive the explosion as two officers immediately to his left and one to his right were killed.