Types of the Moscow Kremlin. View of the presidium of the IV Congress of the Comintern. Among those present: K. B. Radek, F. Ya. Kon, G. E. Zinoviev. Speeches by L. D. Trotsky and other delegates to the Congress. Among the delegates in the foyer K. Zetkin, N. K. Krupskaya and others. Demonstration and military parade on Red Square. Among those present: I. V. Stalin, S. S. Kamenev, M. I. Kalinin, K. Zetkin, G. E. Zinoviev. Arrival of the Congress delegates to Petrograd. Delegates laying wreaths at the grave of the victims of the revolution. Rally at Uritsky Square. Speeches by speakers.