Celebrations in the city of Ulan Bator on the occasion of the 50th anniversary of the 3rd Congress of the Mongolian People's Revolutionary Party and the proclamation of the Mongolian People's Republic. Arrival in Ulan Bator of the Soviet party and government delegation headed by Leonid I. Brezhnev; opening of an exhibition dedicated to the history of the Mongolian People's Republic for 50 years. The ceremonial meeting of the Central Committee of the Mongolian People's Revolutionary Party and the Great People's Khural, dedicated to the 50th anniversary of the 3rd Congress of the MPRP and the proclamation of the Republic. Speakers: Yu Tsedenbal, Leonid Brezhnev. Presentation to Leonid I. Brezhnev of the Golden Star of the Honorary Citizen of the Mongolian People's Republic. Solemn meeting of members of the society "USSR-Mongolia" on the occasion of awarding him the Order of Friendship of Peoples. DA Kunaev attaches the order to the banner of the society. The laying of wreaths at the Mausoleum of Sukhe-Bator and Choibolsan, at the monument to the Soviet soldier, at the monument at the grave of the Russian doctor S. Dumb, who was killed in Mongolia in 1932. A festive concert dedicated to the anniversary of the Mongolian People's Republic. Soviet-Mongolian negotiations. Signing of the Agreement on the further development of economic cooperation between the USSR and the Mongolian People's Republic. The agreement is signed by: V.N. Novikov, Maidar.