November 16-26 1978. Mengistu Haile Mariam, Chairman of the Provisional Military Government of Socialist Ethiopia, during an official visit to the USSR. Leonid Brezhnev, General Secretary of the CPSU Central Committee, Chairman of the CPSU Central Committee Presidium, Member of the Politburo of the CPSU Central Committee, and Mengistu Haile Mariam after signing an agreement on friendship and cooperation between the USSR and Ethiopia.