L.I. Brezhnev's visit to Bulgaria

People's Republic of Bulgaria. Sofia. May 12, 1967. First Secretary of the Central Committee of the Bulgarian Communist Party, Chairman of the Council of Ministers of the People's Republic of Bulgaria Todor Zhivkov and General Secretary of the Central Committee of the CPSU Leonid Ilyich Brezhnev (from right to left in the foreground) after signing the Treaty of Friendship, Cooperation and Mutual Assistance between the USSR and the PRB. Vasily Egorov/TASS