The problem of genesis of the ideology of radical Islamic organizations, is actually very important. That's why it is necessary to perform the development of the concept of political authority in Sunni Islam since the death of the prophet Muhammad to the early XX century, when was born the first modem radical Islamic organization the "Society of the Muslim Brothers" in Egypt. During the study, we conclude that the main cause of genesis of the ideology of radical Islamic organizations of the XX early XXI century was a fundamental divergence between the theories of Sunni Sharia and political practice. Theoretically, the head of the Muslim community Caliph should have full religious and political power in the community, but from the middle of ...