I chose Muhammad - may God bless him and grant him peace - at the beginning of this list, and many must be surprised by this choice, and they have a right to do so. But Muhammad is the only person in the history that has succeeded at all on the religious and worldly level. He called for Islam and spread it as one of the greatest religions, and he became a political, military and religious leader, and after thirteen centuries of his death, his effect is still strong and renewed