Giffard Le Quesne Martel the Head of the Military Mission to the Soviet Union. He assessed the effectiveness of the Soviet order of battle and tactics during a visit to the frontline in the Kursk-Oryol region between 11 and 19 May 1943. In his autobiography, Martel describes advising the Soviet High Command, Stavka, to allow the Germans to strike first at the Battle of Kursk. To what extent his advice affected the course of the battle is debatable since his first conference with Stavka did not occur until late May 1943 while the Soviet Western Front commander, Marshal Georgy Zhukov, had been advocating the
Orel–Kursk operation White shock group, opening the way for the Red advance on Kharkov and the Donbass. Along with the simultaneous Voronezh–Kastornoye operation, it marked a turning point in the fight against the Armed Forces of South Russia, creating favorable conditions for the advance of the Southern and Southeastern Fronts in 1919 and 1920. The loss of Kursk and Kastornoye broke White morale, preventing them from resisting the Red advance in pitched battle, and precipitated a White retreat that lasted until they reached the North Caucasus. The strategic initiative on the front was gained by the Red Army, but it did not