During which conflict was Voroshilov replaced as Defense Commissar?
Winter War
Crimean War
Korean War
The Great Patriotic War
Answer
During the Winter War, Voroshilov was replaced as Defense Commissar because of the poor performance of the Red Army. He was replaced by Semyon Timoshenko, who was more aggressive and willing to take risks.
From Battlefield to Politburo: The Extraordinary Life of Kliment Voroshilov