After the fall of the Umayyad Caliphate by armies of the Abomoslem khorasani and rise of the Abbasid Caliphate, the Caliphate's capital was moved from Syria to Iraq. Iranian that had a major role in the rise of the Abbasids, and in strengthening their power base, had an opportunity that to rely on cultural heritage and civilization of ancient Persia to show their talent and ingenuity in addition to the political scene in the field of scientific, literary and cultural. and soon, by efforts of Iranian families that had exalted positions in Caliphate court and Mavalis that a substantial proportion of the Iraqi population is comprised of those days, literary and cultural movement emerged in Iraq and thereupon profound changes and reforms in the field of poetry and literature, vocabulary and grammar.so the compilation and translation and knowledge production increased and many works were written in a variety of fields. Although all Muslims from different nations participated in the cultural movement, but undoubtedly, the Iranian contribution as pioneers of this great work were more than Arabs. After shortening the Iranian hands from political scene and the arrival Atrak, literary and cultural centers in Iraq waned and different cities of Iran as the origins of modern Arabic poetry and literature began to flourish.