events
"Night of the three Caliphs": Harun al-Rashid becomes the Abbasid caliph upon the death of his brother al-Hadi. Birth of Harun's son al-Ma'mun.
Related Wikipedia articles
Harun al-Rashid
5th Abbasid caliph (r. 786–809)
Abū Jaʿfar Hārūn ibn Muḥammad ar-Rāshīd, or simply Hārūn ibn al-Mahdī, famously known as Hārūn al-Rāshīd, was the fifth Abbasid caliph of the Abbasid Caliphate, reigning from September 786 until his death in March 809. His reign is traditionally regarded to be the beginning of…Source: Wikipedia (CC BY-SA)
Al-Hadi
4th Abbasid caliph (r. 785–786)
Abū Muḥammad Mūsā ibn al-Mahdī al-Hādī better known by his laqab al-Hādī (الهادي) was the fourth Arab Abbasid caliph who succeeded his father al-Mahdi and ruled from 169 AH until his death in 170 AH. His short reign ended with internal chaos and power struggles with his mother.Source: Wikipedia (CC BY-SA)
Al-Ma'mun
Abbasid Caliph from 813 to 833
Abū al-ʿAbbās Abd Allāh ibn Hārūn al-Maʾmūn, better known by his regnal name al-Ma'mun, was the seventh Abbasid caliph, who reigned from 813 until his death in 833. His leadership was marked by the power and prosperity of the Abbasid Caliphate, al-Ma'mun promoted the…Source: Wikipedia (CC BY-SA)
September 14
Day of the year
September 14 is the 257th day of the year in the Gregorian calendar; 108 days remain until the end of the year.Source: Wikipedia (CC BY-SA)