Arts, Islamic, Decline of the Arabic language

Ibn Khaldun, who had served in his youth as ambassador to Pedro I the Cruel, of Castile, and in his old age as emissary to Timur, died in Cairo. After the fall of Baghdad in 1258, this city had become the centre of Muslim learning. Historians there recorded every detail of the daily life and the policies of the Mamluk sultans; theologians and philologists worked under the patronage