What is the emblem or flag that the Abbasids chose for their state? And why? – W

What is the emblem or flag that the Abbasids chose for their state? And why?
– W

What is the emblem or flag that the Abbasids chose for their state? And why?
– What are, in brief, the most prominent matters that appeared or appeared for the first time in this caliphate? What is meant by what distinguished this caliphate from other caliphs?
– What is fraternal war? What is its cause? Briefly, without going into details?
– Do you really believe that there was treason in the fall of Baghdad, the capital of the Abbasid Caliphate? And by whom? And why? Your opinion is needed? Without going into the fine details.
– Baghdad fell during the reign of the Caliph (Al-Mustasim Billah). What do you know about him? Do you think that was the reason for the fall of Baghdad? And why?
– How was Al-Mu’tasim killed? And why? Briefly and without details
1- Many researchers, in the context of their re-study of Andalusian literature, point out that it had a strong interaction with its counterpart in the East, despite the geographical distance. How? Explain that briefly?
2- What is the contribution of Andalusian women to literary life? Explain this briefly with an example?
3- Among the kings of the sects, the King of Seville (Al-Mu’tamid Ibn Abbad) was famous for the abundance of his poetry, the sweetness of his words, and the beauty of his metaphors and similes. He said a lot about his wife, Itimad Al-Rumaykiyya? How did it end and why?