original_query: What were the achievements of the Soviets in their offensive against the 4th Panzer Army?
query: What were the achievements of the Soviets in their offensives against the 4th Panzer Army during World War II?
answer: Soviet achievements against the 4th Panzer Army included halting the German advance at Luga in 1941, inflicting over 90,000 casualties and destroying over 1000 tanks and aircraft; encircling the 6th Army and the 24th Panzer Division of the 4th Panzer Army at Stalingrad in 1942; liberating Kiev and breaking the Dnieper line in 1943, although failing to break the rail link with Army Group Centre; pushing the 4th Panzer Army back to the 1939 Polish border by 1944; and encircling the LVI Panzer Corps and destroying half of the 4th Panzer Army's armored forces during the Vistula–Oder Offensive in 1945.