Ibn Khaldun
Ibn Khaldūn (full name, Arabic: أبو زيد عبد الرحمن بن محمد بن خلدون الحضرمي‎, Abū Zayd ‘Abdu r-Raḥmān bin Muḥammad bin Khaldūn Al-Ḥaḍrami; May 27, 1332 CE – March 19, 1406 CE was an Arab Mu...
Ibn Khaldun - Wikipedia