Rassi family's political history and jurisprudential services in Yemen

Rassi`s family state in Yemen is well-known among Shi`i governments in the Islamic world because of its agedness، from 897 to 1962. Existence of several scientific works and respectful graves، especially during the first period of their reign، indicates their long tale of admissibility. The scientific services they did developed and preserved Zeydie sect and strengthened the jurisprudent identity of the sect. The article، utilizing a descriptive-analytical method، is going to review scientific services of Rassi Alavids in Yemen and clarify scientific activities done by Zeydies and look for a relation between such activities and the longevity of their government and sect.