Belgorod occupied Belgorod from 25 October 1941 to 9 February 1943. The Germans re-captured it on 18 March 1943 in the final move of the Third Battle of Kharkov. On 12 July 1943, during the Battle of Kursk, the largest tank battle in world history took place near Prokhorovka, and Red Army definitively retook the city on 5/6 August 1943. The Belgorod Diorama is one of the World War II monuments commemorating the event. In 1954 the city became the administrative center of Belgorod Oblast. From this time the rapid development of the city as a regional center began. Belgorod is
Radar in World War II Radar in World War II Radar in World War II greatly influenced many important aspects of the conflict. This revolutionary new technology of radio-based detection and tracking was used by both the Allies and Axis powers in World War II, which had evolved independently in a number of nations during the mid 1930s. At the outbreak of war in September 1939, both Great Britain and Germany had functioning radar systems. In Great Britain, it was called RDF, Range and Direction Finding, while in Germany the name "Funkmessgerät" (radio measuring device) was used. By the time of the Battle of Britain