On November 23,1942, and following the November 19, 1942 beginning of Operation Uranus, the spearheads from the Soviet Southwest and Stalingrad fronts, met at Kalach to Stalingrad’s west. They had cut off the entire German 6th Army and part of the 4th Panzer Army in a massive pocket. Following a belated and thwarted German relief effort the final role for the formerly proud and merciless 6th Army was to tie down the Soviet armies around Stalingrad as German Army Group A completed its withdrawal from the Caucusus.
In October of 1942 the German Sixth Army, under General Friedrich Wilhelm Ernst Paulus, came as close as perhaps it ever did to defeating the Soviet defenders of Stalingrad - led most prominently by General Vasily Ivanovich Chuikov's 62nd Army. At best, by October 1942 the 62nd Army numbered 50,000 men and 80 tanks. According to those present it was nowhere near these numbers and the Germans held overwhelming advantages in men and machines.
In an assault beginning on October 14th, five German divisions - over 90,000 men, 2,000 guns and mortars, 300 tanks, and waves of Stuka's forged a path