Battle of Kursk guns and mortars. In 1943 an offensive by the Soviet Central, Bryansk and Western Fronts against Army Group Centre was abandoned shortly after it began in early March, when the southern flank of the Central Front was threatened by Army Group South. Soviet intelligence received information about German troop concentrations spotted at Orel and Kharkov, as well as details of an intended German offensive in the Kursk sector through the Lucy spy ring in Switzerland. The Soviets verified the intelligence via their spy in Britain, John Cairncross, at the Government Code and Cypher School at Bletchley Park, who clandestinely forwarded
Kursk late 17th century and was ruled by the Polish–Lithuanian Commonwealth between 1611 and 1618. It was successively part of the Kiev Governorate (1708–1727), Belgorod Governorate (1727–1779), and Kursk Viceroyalty (1779–1797). Town status was granted to Kursk in 1779. It became the administrative center of Kursk Governorate in 1797. After a fire in 1781 devastated Kursk, a new plan for the city was developed in which a market center would be at the heart of the city (it was erected in the central square, known as Red Square). In 1768 the Voskirsensko Ilinskaya Church was built (). In 1778 both the