Al-Mu'ayyad Ahmad [SEP] date of death
Al-Mu'ayyad Ahmad
Al-Mu'ayyad Ahmad Amuli (944 - 1020) was an imam of the Zaydiyyah sect.
Al-Mu'ayyad Ahmad's ancestor in the tenth degree was the Twelver imam Hasan bin Ali. He was a disciple of Abu Abdallah al-Basri and the Qadi Abd al-Jabbar, and a learned expert on the Ahl al-Bayt concept. Al-Mu'ayyad Ahmad was accepted as imam in Gilan and Deylaman in Persia, and had connections with the Zaidi area of Yemen. After 1013,
Maghariba" troops, now turned their support to al-Mu'ayyad. Enraged by this predicament, the jealous Caliph had his brother, al-Mu'ayyad, being next heir to the throne, imprisoned along with another brother, Abu Ahmad, who had bravely led the troops in the late struggle on his side. 
The Turks attempted his release, but al-Mu'tazz, the more alarmed, resolved on his death. He was smothered in a downy robe (or, as others say, frozen in a bed of ice