How did Trotsky help the reds to win?

Leon Trotsky played a crucial role in the Bolshevik victory during the Russian Civil War by serving as the People's Commissar for War and effectively organizing the Red Army. He implemented strict discipline, established a centralized command structure, and utilized former tsarist officers, which enhanced military effectiveness. Trotsky's ability to inspire troops and his strategic acumen during key battles also contributed significantly to the Reds' success against the White Army and other opposition forces.