Film about the stay of the government delegation of the USSR consisting of: Leonid Brezhnev, A. Kosygin, K. Mazurov, K. Katushev, A. Gromyko and others in Czechoslovakia. Czechoslovakia. G. Prague. Solemn meeting of the delegation. Soviet-Czechoslovak negotiations in the Prague Castle. Signing a contract. Present: members of the Soviet delegation, L. Svoboda, L. Strougal, G. Husak, J. Marko, O. Chernik, V. Bilyak and others. Rewarding Leonid I. Brezhnev with the Golden Star of the Hero of Czechoslovakia, A. N. Kosygin and N. V. Podgorny, the Order of the White Lion. Awarding V. Bilyak and Lenart with the Order of the Red Banner. Awarding members of the government of Czechoslovakia with Soviet medals. The awards are presented by Leonid Brezhnev. The Soviet delegation lays flowers at the monument at the cemetery of Soviet soldiers. A rally on the square in Prague in honor of the Soviet-Czechoslovak friendship. Speakers: G. Husak (synchronously in Czech), Leonid Brezhnev (synchronously). Laying wreaths at the monument to the "Unknown Soldier". A ceremonial meeting dedicated to the 25th anniversary of the liberation of Czechoslovakia. Speakers: L. I. Brezhnev, V. Gomulka (Poland), T. Zhivkov (Bulgaria) and others. Reception at the Soviet embassy. Seeing off the Soviet delegation. Military parade in Prague on May 9, 1970 Speaker L. Svoboda. Chronicle of the Second World War, dedicated to the creation and hostilities of the Czechoslovak Corps under the command of L. Svoboda, the liberation of Czechoslovakia.