Stay in the USSR of the delegation of the Czechoslovak Republic, headed by the President of the Republic A. Zapotocki. Receiving the delegation in the Kremlin K. E. Voroshilov, N. A. Bulganin. Soviet-Czechoslovak negotiations; the Soviet side involved in the negotiations: KE Voroshilov, NA Bulganin, NS Khrushchev, AI Mikoyan, MZ Saburov; from the Czechoslovak Republic: A. Zapotocki, V. Shiroky, A. Novotny, V. Kopecky, O. Shimunek, I. Gendrikh, I. Ploygar, V. David, B. Lomsky. N. A. Bulganin and V. Shirokiy sign the Soviet-Czechoslovak Declaration. Delegation trips in the years. Kiev, Leningrad, Sverdlovsk. A visit by the delegation of the Joint Institute for Nuclear Research in Dubna, Moscow Region, the Hermitage, the Leningrad plant "Electrosila", the Sverdlovsk Geological Museum, the Ural Machine-Building Plant, St. Sophia Cathedral in Kiev. The presence of the delegation at the opera "Carmen" at the Bolshoi Theater of the USSR, at a basketball match at the Sports Palace of the Central Lenin Stadium. Receptions in honor of the stay of the Czechoslovak delegation in the USSR at the Czechoslovak Embassy, in the Grand Kremlin Palace.