اقليم طبرستان دراسة في اوضاعه السياسية من الفتح الاسلامي حتى سنة 225 هـ/840 م

Abstract

It is amatter of important to search in the political situations of Tabristan region since the Islamic conquest (Al-Fatih)till the year 225A.H.840A.D. Where the Islamic Arabic State faced great difficulties in this region when they conquest it. It lies to the north of Iran, north Caspian sea from which it gained its commercial political importance. its hard geographical environment, the disturbance of its political circamistances ,the strong risistance of its people to the Arab muslim conquerors,So, they couldn't conquest Tabristan region for long years,and islam didn't enter it but by Al-Aawy zaidy callers.