Russian communist revolutionary leader, Vladimir Lenin (1879 - 1924), giving a speech to men of the Red Army, leaving for the front during the Polish-Soviet War, Sverdlov Square (now Theatre Square), Moscow, 5th May 1920. On the right of the platform are People's Commissar, Leon Trotsky (1879 - 1940), and Politburo member Lev Kamenev (1883 - 1936). (Photo by Popperfoto via Getty Images/Getty Images)
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