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  RISE OF ABASSID DYNASTY,GOLDEN AGE OF ABASSID DYNASTY,750-1258 Islamic civilization under Abassids Rise of Abassids Or Establishment of the Abassid rule    750 – 1258 The Abassid dynasty was divided into two phases called as early Abassids and later Abassids. The early Abassids comprising 22 Rullars rulled in 195 years And later Abassids were 15 rullars they rulled in 313 years the total rullars of Abassid dynasty were 37. Origin of Abassid Dynasty, Ancestry When the Decline of    Umayyad dynasty occurred in 750 The Abul Abass    became the first rullar of Abassid dynasty ,Abul Abass was the descendent of hazrat Abass the uncle of Muhammad saw After the demise of Hazrat Abass ra, The leadership of the family passed into the hand to his son Abdullah then came Ali ibn Adullah Muhammad ibn Ali, then leadership passed into the hands of Ibrahim ibn Muhammad, Ibrahim was killed by Marwan 2 of Ummayad Dynasty.finally after the death of Ibrahim the leadershi...