Visit of the delegation of the National Assembly of Bulgaria, headed by P. Kubadinsky. The delegation included: P. Vanchev, N. Stefanov, D. Dimitrov, F. Filipov, M. Apostolova, G. Metov. Solemn welcome at the airport in Moscow. Reception in the Supreme Soviet of the USSR at A. P. Shitikov. Visiting the Kremlin museums, laying flowers at the tomb of the Unknown Soldier. Members of the delegation at the Cosmonaut Training Center, at the Bolshoi Theater. Fragment of the ballet "Giselle". Members of the delegation in the city of Minsk (Belarus). Meeting with G. Ya. Kiselev and I. Ye. Polyakov, visiting the tractor plant, the collective farm "New Life", the memorial complex "Khatyn". Members of the delegation in the city of Volgograd. Laying flowers at the monuments of the Second World War. Visit to the Volzhskaya hydroelectric power station. Members of the delegation in the city of Ulyanovsk. Visiting the Museum of V.I. Lenin.