4. Flieger Division was one of the primary divisions of the German Luftwaffe

Luftwaffe

Luftwaffe is a generic German term for an air force. It is also the official name for two of the four historic German air forces, the Wehrmacht air arm founded in 1935 and disbanded in 1946; and the current Bundeswehr air arm founded in 1956....

 in World War II

World War II

World War II, or the Second World War , was a global conflict lasting from 1939 to 1945, involving most of the world's nations—including all of the great powers—eventually forming two opposing military alliances: the Allies and the Axis...

. It was formed on 1 August 1938 in Munich

Munich

Munich The city's motto is "" . Before 2006, it was "Weltstadt mit Herz" . Its native name, , is derived from the Old High German Munichen, meaning "by the monks' place". The city's name derives from the monks of the Benedictine order who founded the city; hence the monk depicted on the city's coat...

 from the Höheren Fliegerkommandeur 5. The Division was redesignated 21. Flieger-Division on 1 November 1938 and relocated to Braunschweig

Braunschweig

Braunschweig , is a city of 247,400 people, located in the federal-state of Lower Saxony, Germany. It is located north of the Harz mountains at the farthest navigable point of the Oker river, which connects to the North Sea via the rivers Aller and Weser....

 and again renamed to 4. Flieger Division on 1 February 1939. The unit was relocated to Düsseldorf

Düsseldorf

Düsseldorf is the capital city of the German state of North Rhine-Westphalia and centre of the Rhine-Ruhr metropolitan region.Düsseldorf is an important international business and financial centre and renowned for its fashion and trade fairs. Located centrally within the European Megalopolis, the...

 on 1 October 1939 and redesignated IV. Fliegerkorps

4th Air Corps (Germany)

IV. FliegerkorpsFor more details see Luftwaffe Organization was formed 11 October 1939 in Düsseldorf from the 4. Flieger-Division...

 on 11 October 1939 and reformed again in June 1943 in Smolensk

Smolensk

Smolensk is a city and the administrative center of Smolensk Oblast, Russia, located on the Dnieper River. Situated west-southwest of Moscow, this walled city was destroyed several times throughout its long history since it was on the invasion routes of both Napoleon and Hitler. Today, Smolensk...

.