Leo Deutsch
…Social Democratic Labour Party in 1903 when it split into its Bolshevik and Menshevik factions. He sided the Mensheviks - Martov, Axelrod, Zasulich, Leon Trotsky et al. Lenin's widow recalled incident involving Deutsch, and a Bolshevik named Vladimir Noskov, as the conference was ending: "Deutsch was angrily…