The political and social role of Mughira bin Sha'ba in consolidating and continuing the foundations of the Umayyad government

 Mughira bin Shu'ba (50 AH) is known as one of arab clever politicians. He is one of the most influential persons in the history of Islam .Since he has played key roles in various affairs, this article aims to investigate the performance of Magirah by referring to the main sources in order to investigate his political and social role in various affairs. and explore the hidden and visible scenes of the period of Muawyah’s caliphate. Mughira was one of the companions of the Prophet but after death of the prophet, with a political turn, he supported Rashidin caliphs in all aspects and after Mu'awiyah took power, while aligning his policies with Muawiyah's, he tried to stabilize the foundations of the Umayyad government first by annexation of ancestry , and then proposed Yazid's succession and took charge of its propaganda. So the essay aims to answer the main question. what effect did the thought and action of Mughira bin Sha'bah have on the process of establishing and continuing the caliphate of Mu'awiya bin Abu Sufyan and Yazid? In response to the above-mentioned question, this hypothesis is proposed that: the examination of historians' reports indicates that the thought and action of Mughira bin Sha'ba left a significant role in the consolidation and continuity of the foundations of Mu'awiya's and Yazid’s caliphate.The method of this research is descriptive and analytical based on library data.