order to support constitutionalists' resistance to the Anglo-Russian invasion in 1911. Legacy He authored many books hence called "the Renewer" (al-mujaddid) of Usul al-fiqh. Kifayat al-usul, Khorasani's most important book, is taught in advanced classes at the shia seminaries as the main text on the philosophy of religious law. It has received "hundreds of commentaries". The book suppressed Qvanin al-Osul by Qummi, one of seminary main texts taught at higher level. Also, he wrote one of the most important commentaries on Shaykh Morteza al-Ansari's Durar al-fawaid fi sharh al-Faraid'', also taught alongside Kifayat al-usul. Among his prominent students were Ayatullah Mirza Hussein Naini, Ayatullah Muhammad Hossein Qaravi, Aqa Zia ud-Din Araqi, Shaikh Abdul Karim Ha'iri, Aqa Najafi Quchani, Sayyid Husayn Burujurdi, Sayyid Muhsin al-Hakim, Aqa Buzurg Tehrani, Ayatullah Ismail Mahallati, Sayyid Muhammad-Taqi Fakhr-i Da'i Gilani, Ayatullah Mohsin Alaa al Mohadithien, Mirza Abdul-Hassan Mishkini, Shaykh Muhammad Hussayn Kashif al-Ghita’, Shaykh Muhammad Jawad Ballaghi, Aqa Shaykh Muhammad Ali Shahabadi, Sayyid Muhsin Amin ‘Amili, Aqa Sayyid Abdul-Hassan Isfahani, Ayatullah Hussayn Qumi, Sayyid Muhammad Taqi Khunsari, and the famous Sayyid Hassan Mudarris. See also Mirza Husayn Tehrani Abdullah Mazandarani Muhammad Hossein Naini Mirza Ali Aqa Tabrizi Mirza Sayyed Mohammad Tabatabai Seyyed Abdollah Behbahani Iranian Constitutional Revolution Intellectual movements in Iran Mirza Malkom Khan Kifayat al-Usul References Bibliography AḴŪND ḴORĀSĀNĪ, Encyclopædia Iranica External links ARABIC BOOKS BY KHURASANI, MUHAMMAD KAZIM Bilingual Lecture Series on Iran: Shi’ism and Popular Leadership in the Iranian Constitutional Revolution, 1906-1911: The Case of Muhammad Kazim Khurasani Khurāsānī, Muḥammad Kāẓim 1839 or 1840-1911, WorldCat (in Persian) 1839 births 1911 deaths 19th-century Iranian politicians Iranian writers People of the Persian Constitutional Revolution Iranian grand ayatollahs Burials at Imam Ali Mosque 20th-century Iranian politicians Iranian emigrants to the Ottoman Empire Persian Constitutional Revolution Iranian democracy movements 20th-century revolutions Anti-monarchists Iranian revolutionaries Iraqi grand ayatollahs Islamic democracy activists Iranian Shia clerics