Meeting of the XXI Congress of the CPSU in the Grand Kremlin Palace. Khrushchev delivers a report on the economic development plan. The delegates of the Congress: NY Mamai, Kurchatov, Tvardovsky, EA Dolinyuk, K. Satpayev, V. Gorbunov, a member of the Central Committee of the United Socialist Party of Iceland K. Anderson . Congress delegates welcome pioneers. Khrushchev's speech at the closing of the congress. Delegates sing the "Internationale."