Qutbism is an ideology that advocates Islamic extremist violence in order to establish an Islamic government, in addition to promoting offensive Jihad. Qutbism has been characterized as an Islamic terrorist ideology. Qutbism is also an exonym that refers to the Sunni Islamist beliefs and ideology of Sayyid Qutb, a leading Islamist revolutionary of the Muslim Brotherhood who was executed by the Egyptian government of Gamal Abdel Nasser in 1966. Sayyid Qutb's ideology was influenced by the doctrines of earlier Islamists like Hasan al-Banna and Maududi.