Visit of the party and government delegation of the People's Republic of Bulgaria to the USSR. Leonid Brezhnev, A. Kosygin, A. Gromyko at the airport met T. Zhivkov. The people greet the leaders. Moscow city. Kremlin. Participants of the talks in the Kremlin. Zhivkov lays wreaths at the Lenin Mausoleum and the Tomb of the Unknown Soldier. Zhivkov lays a wreath at the monument to G. Dimitrov in Moscow. Leonid Brezhnev is speaking and attaches the award to T. Zhivkov. T. Zhivkov speaking. An honorary escort is passing by. Participants of the negotiations in the city. Alma-Ata. D. A. Kunaev at the negotiations. Bulgarian guests are on the shop floor. Guests visiting an agricultural exhibition. Speakers DA Kunaev, T. Zhivkov. The city of Ulyanovsk. The delegation visits the Lenin Museum. Zhivkov lays flowers at the monument to Yuri Gagarin; among those present - cosmonaut A.G. Nikolaev. The documents are signed by Brezhnev and Zhivkov.