Battle of Kursk Battle of Stalingrad slowly ground to its conclusion, the Red Army moved to a general offensive in the south, pressuring the exhausted German forces who had survived the winter. By January 1943, a wide gap had opened between Army Group B and Army Group Don, and the advancing Soviet armies threatened to cut off all German forces south of the Don River, including Army Group A operating in the Caucasus. Army Group Center came under significant pressure as well. Kursk fell to the Soviets on 8 February 1943, and Rostov fell on 14 February. The Soviet Bryansk, Western, and newly
Battle of Kursk the salient. Red Army combat engineers laid 503,663 anti-tank mines and 439,348 anti-personnel mines, with the highest concentration in the first main defensive belt. The minefields at Kursk achieved densities of 1,700 anti-personnel and 1,500 anti-tank mines per kilometre, about four times the density used in the defence of Moscow. For example, the 6th Guards Army of the Voronezh Front, was spread out over nearly of front and was protected by 69,688 anti-tank and 64,430 anti-personnel mines in its first defensive belt with a further 20,200 anti-tank and 9,097 anti-personnel mines in its second defensive belt. Furthermore, mobile obstacle detachments