 This organisation was formed into a "Geschwader" (wing) and created as a Kampfgeschwader (battle or bomber wing) on 1 May 1939.The command "staffel" (squadron), or "Stab" unit, was created from KG 155, a defunct bomber unit on 1 May 1939.The organisation was created at Giessen aerodrome and was subordinated to "Luftflotte" 4 (Air Fleet 4).