General Alfred Keller commanded Luftflotte 2 with a general nicknamed what by his troops?
Alfred Keller In September 1939, when the Second World War begun, the then General Alfred Keller commanded the 4th Air Corps during the invasion of Poland, assuming this command on 13 October 1939. The following campaigns, during campaigns against Norway, the Netherlands, Belgium and the Battle of France, he commanded Luftflotte 2 with General Albert Kesselring as his superior.
General der Gebirgstruppe General der Gebirgstruppe (Literally: General of the Mountain Troops) was a category of German Army three-star, a new example of the traditional German 'General der' rank introduced by the Wehrmacht in 1940, comparable to the NATO grade OF-8.