Banks of the Araks river. Newsreel: the signing of a treaty with Persia in 1921; the representative of Soviet Russia hands over the treaty to the representative of Persia. Chairman of the Presidium of the Supreme Soviet of the USSR NV Podgorny, other members of the Soviet delegation in Iran talk with workers in the workshop of a metallurgical plant in Isfahan. NV Podgorny examines the construction site of the Trans-Iranian gas pipeline. Shah of Iran Mohammad Reza Pahlavi speaks at the opening of the gas pipeline; ignites the torch of the gas main. Moments of the construction of a hydroelectric complex on the Araks River in Iran. View of the dam on the Araks river. Soviet and Iranian representatives visiting the turbine hall and other structures of the hydroelectric power station on the Araks River, located in the Soviet and Iranian territories. View of the border strip of the USSR - Iran. Deputy Prime Minister of Iran Asfiya, Deputy Chairman of the Council of Ministers of the USSR MT Efremov speaking at a rally dedicated to the opening of a hydroelectric complex on the Araks River.