The event took place at the ECO Diplomatic Conference Hall and was attended by the head of the United Nations Office in Tehran, the Secretary General of the ECO Economic Cooperation Organization and the ambassadors of Afghanistan, Sweden, Belgium, Ecuador, Algeria, Australia, diplomats and representatives of Chile, Kazakhstan, Norway, Bulgaria, Netherlands, Denmark, Finland, Pakistan, Tajikistan, Armenia, Thailand and so on.
Furthermore, Ms. Maria Dotsenko, the UNIC Director in the I.R. of Iran, read the message of António Guterres, the Secretary-General of the United Nations, on the occasion of World Peace Day.
As part of the ceremony, the Director General of the Department of Peace and International Security of the Iranian Ministry of Foreign Affairs talked about issues pertaining to world peace.
On the sidelines of the program, a photo exhibition narrating 60 years of Iran-UN cooperation was mounted at the ECO Diplomatic Art Gallery. Music performance was another part of the event.