the study of the approaches and developments of the ideas of the Muslim Brotherhood; From movement to government.

The Muslim Brotherhood movement is the most important movement claiming political Islam in the Sunni world. This movement, centered in Egypt, has many branches in Islamic and Arab countries. The Muslim Brotherhood, which is the most ideologically cohesive movement among the Islamist movements in the Arab world, has always formed its ideals and ideologies by believing in political Islam. The ideological principles of the Muslim Brotherhood must be found in the thoughts of its founder, Hassan al-Banna. Over time and under environmental conditions, this movement has made changes in its ideas and principles that distinguish it from the traditional Brotherhood or the Conservative Brotherhood. This development can be followed in two stages. In fact, after the martyrdom of Hassan al-Banna, and specifically since Omar Telsmani, this ideological transformation began in the Brotherhood, and the next stage of this transformation, which was a continuation of the previous path, became concrete after the Brotherhood came to power in Egypt after the 2011 Arab transformations. Given the importance of understanding these approaches and ideological metamorphosis, in this article, using descriptive-analytical method and library tools, seeks to answer the question of how the approaches and ideological developments of the Muslim Brotherhood movement since the martyrdom of Hassan al-Banna until now. And in what areas has it been?The findings of the article show that the Muslim Brotherhood since Omar Telsmani about the nature of government, the type of confrontation with the government, the method of participation in society and political activities in internal sphere.