Nowruz and Mehregan were among the celebrations of ancient Iran that were held in the court in the first Abbasid era. Giving gifts by Iranians on Nowruz and Mehregan was one of the main reasons for holding these celebrations in the Abbasid court. The population context of Baghdad, which was predominantly Iranians, had an impact on the celebration of Nowruz and Mehregan. The Abbasids held Nowruz ceremonies to the satisfaction of the Khorasanians and the Iranian ministers, including the Barmaki and Sahl dynasties. The Abbasid caliphs, like the Sassanids, made public ceremonies at the court and allowed the people to hold various ceremonies. In this article, the description, manner and reasons for the survival of Nowruz and Mehregan in the Abbasid court of the first era are discussed.
