Волховский фронт
By April 1942, he had been in command of 5 A on the Western Front and takes part in the Battle of Moscow. In October 1942, he was appointed deputy commander of the Volkhov Front by Marshal Kirill Meretskov. The headquarters of the Supreme Command assigned Fedyuninsky the personal responsibility for breaking the blockade of Leningrad on the right wing of the Volkhov Front. For his successes in Operation Iskra, which was conducted to break through the Shlisselburg-Sinyavinsky ledge, he was awarded the Order of Kutuzov, 1st degree. During the operation, he was seriously wounded.