Abdullah al-Ma’mun is the son of the Abbasid caliph, Harun al-Rashid, who was born in 170 AH, and was one of the most famous successors of the Abbasid state. His reign was marked by prosperity and remarkable scientific development.
Caliph Abdullah al-Ma’mun
– Abdullah al-Ma’mun assumed the rule of the Abbasid state, succeeding his father Harun al-Rashid after his father’s commandment to rule, but his brother did not comply with the father’s command. However, al-Ma’mun managed to obtain the pledge in Khorasan and returned and regained his right to rule.
One of the most important features of the rule of Abdullah Al-Ma’moun was that his interest was focused on science, the encouragement of scholars and scholars on scientific research and development, and the University of Beit Al-Hikma was founded in Baghdad, M, and has been one of the largest universities at this time.
The succession of Abdullah al – Ma’mun
– One of the most important features of the reign of Caliph Abdullah al-Ma’mun, that he was very flexible, which enabled him to combine the Sunnis and the community, the Persians and the Alawites, and this was not able to one of his predecessors to rule.
He was known to be loyal to the Alawites, from the Sunnis to their proximity to the Persians, and he knew that his wife and mother were from the Persians. He was the first Caliph in the Muslims to order allegiance to one of Amir Alawi’s states. .
Revolutions under Abdullah al – Ma’mun
– It is noteworthy that the reign of Abdullah al-Ma’mun, was the first Abbasid caliphate witnessed revolutions, and was the first of these revolutions, led by Abu Saraya secret bin Mansour al-Shaibani, an Arab leader managed to send armies of Abdullah safe, and could initially achieve victories On him, and money was minted in his name, but soon succeeded by the Caliph Al-Ma’mun.
One of the most famous revolutions in his reign was the revolutions of the provinces. These revolutions were carried out by one of the faithful followers of the Caliph al-Ma’moun, the other was the followers of the leader Abu Saraya al-Sirri, and the other was for some of the displaced from Andalusia. The monopoly of the rule of Alexandria after they found those troubled situations.
Politics of Abdullah Al – Ma’mun
– Abdullah al-Maamoun followed the ratification of the European countries, such as his father Harun al-Rashid, and it was said that his reign was distinguished by good international relations and the establishment of embassies as well.
The Byzantines tried to exploit the tension in the Abbasid state, which made the Caliph Al-Ma’mun guide them several blows, and was trying to expand in the territory of the Byzantine state until the death of God .
The most important work of the Caliph Abdullah al-Ma’mun
– The Caliph al-Ma’mun succeeded in opening the island of Sicily after its invasion, and expelled the Byzantines from it, and was one of the most famous of those who were martyred in that conquest known leader Assad ibn al-Furat.
– The rule of Al-Ma’mun witnessed a great development and prosperity in various sciences and cultures. He was interested in collecting and researching ancient civilizations.
– Built a large library and was followed by many translators, who were able to translate many books and ancient manuscripts.
– He created the first astronomical observatory in Baghdad.
– He tried to learn the old Hilugreek language, and took great care of the Pharaonic monuments.
– Support many scientists in attempts, calculate the circumference of the globe and the rise of the sun.