Concurrent with the inaugural of 'Sound of Peace' Festival, Yalda Night was celebrated in December 2018 at the ECO Cultural Institute.
Attended by the ECI President, Ambassador of the Islamic Republic of Pakistan and a group of foreign diplomats residing in Tehran and a number of prominent Iranian artists, the event included various programs such as reading the message of the UN Secretary-General, a theater performance, video clip screening as well as delivering speeches by the representative of World Food Program and Ambassador of Pakistan to Iran. At the sidelines of the Festival, a number of works by Iranian and foreign artists were sold, the proceedings of which were donated to help cure children suffering from rare diseases.