In February 1942, the Army relocated to the north, taking part in the Demyansk operation. On July, Kuznetsov was given command of the 63rd Army, positioned near Stalingrad. The formation was renamed 1st Guards Army on November. For his conduct in the campaign, Kuznetsov was awarded the Order of Suvorov 1st Class. On 25 March 1943 he was promoted to the rank of Colonel General. The 1st Guards later took part in the battles for the Donbass region and in the Dniepr crossing. On 15 December, Kuznetsov was appointed Bagramyan's deputy in the 1st Baltic Front. In this capacity he participated in the campaigns for Belarus, the Baltics and East Prussia. The Front was disbanded on late February 1945, and Kuznetsov assumed command over the 1st Belorussian's 3rd Shock Army on 16 March. The Army was involved in the urban fighting inside Berlin; On 30 April, one of its formations, the 150th Rifle Division, stormed the Reichstag. Its soldiers hoisted the Victory Banner atop of the building.