Kosygin arrives for an official visit to Iran

Iran and the USSR signed a payments agreement, adding a financial instrument to their growing economic relationship.

An agreement signed in Tehran established a framework for commercial air services between Iran and the USSR.

The Shah began a state visit in Moscow that helped develop the next phase of Soviet–Iranian economic and technical cooperation.

Iran and the USSR signed agreements linking Soviet assistance for industrial construction with Iranian natural-gas supplies, including the Isfahan steel project.

Iran and the USSR concluded a cultural-relations agreement, extending formal cooperation beyond trade and industrial construction.

Iran and the USSR signed a protocol defining their frontier through new Aras reservoirs, with equal-area territorial exchanges and equal rights to reservoir water.

Iran and the USSR signed a long-term commodity-turnover agreement, reinforcing the commercial side of their rapprochement.

Iran and the USSR signed an agreement on developing economic and technical cooperation, broadening the framework for joint projects.

The first stage of the Soviet-assisted Isfahan steelworks was officially inaugurated in Kosygin’s presence, giving Iran a major symbol of industrial development.

Iran and the USSR signed an agreement on cooperation to prevent the hijacking of civilian aircraft, adding a security instrument to their bilateral relationship.