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Vistula–Oder Offensive was commanded by Konev. It was a Soviet offensive operation during World War II, launched on January 12, 1945, against German forces in Poland. The offensive was part of the Vistula–Oder operation, which aimed to drive the Germans out of Poland and into Germany. The offensive was successful, and the Soviets advanced rapidly, capturing several key cities and reaching the Oder River by the end of the month.