Ismailis appeared on the stage of history following the death of Imam Jaafar al-Sadiq in the year 148 AH/765 AD. The Fatimid Ismaili state achieved its political, intellectual, and even military aspirations in the field of conflict against the Abbasids in Iraq.
In the year 487 AH / 1094 AD, the Fatimids died, and with his death the Ismailis split into two competing groups, the Nizari and the Musta’li.