Battle of Kursk raw decrypts directly to Moscow. Cairncross also provided Soviet intelligence with identifications of the Luftwaffe airfields in the region. Soviet politician Anastas Mikoyan wrote that on 27 March 1943, Soviet dictator Joseph Stalin notified him of a possible German attack in the Kursk sector. Stalin and some senior officers were eager to strike first once the rasputitsa ended, but a number of key officers, including Deputy Supreme Commander Georgiy Zhukov, recommended a strategic defensive before going on the offensive. In a letter to the "Stavka" and Stalin, on 8 April, Zhukov wrote: Stalin consulted with his frontline commanders and senior
Battle of Prokhorovka Kursk salient, becoming the first time in the Second World War that a major German offensive was halted before it could break through enemy defences and penetrate into their operational or strategic depths. With the end of Operation Citadel, the strategic initiative permanently swung over to the Soviet Union for the rest of the war. The battle has been widely described as the largest tank engagement or battle in military history, involving 1,200–1,500 tanks and sometimes up to 2,000, but this is incorrect as the battle did not involve that many tanks. The exaggerated figures originated from erroneous Soviet intelligence