Tehran – Coinciding with the 33rd National Book Week of the Islamic Republic of Iran and the commemoration of Allama Muhammad Iqbal Lahori, the international summit "Book Diplomacy with the Spirit of Iqbal" was held on November 11, 2025 (Aban 21, 1404 HS) at the International Conference Hall of the ECO Cultural Institute (ECI), with the presence of ambassadors, high-ranking officials, poets, and thinkers from the ECO region countries.