Question: Johannes "Macky" Steinhoff, was a German general, NATO official and Luftwaffe fighter ace during World War II, and became one of the principal officials tasked with building the German Air Force during the Cold War, the aerial warfare branch of the Bundeswehr, the armed forces of which country?
Sentence (from "Wolfgang Thimmig"): In addition to this he was the Nigerian Air Force's Chief of the Air Staff from 1965 to 1966.
Relevant evidence: No