The heart of AsiaNote 197 — Chapter XII · The Caliphates of El-Mansūr, El-Hādi, and Hārūn er-RashīdReading editionEl-Mahdi had held this post since A.H. 141 (758).◇Copy noteReturn to CHAPTER XII The Caliphates of El-Mansūr, El-Hādi, and Hārūn er-Rashīd