 During this period the name of the country was Dardaju (land of the Daju).According to tradition the last sultan experienced a coup after his order to relocate Jebel Um-Kardoos and the Daju dynasty migrated westward after the famous Kasifurogei tale about the 15th century, the Tunjur assumed power and the country renamed Dartunjur (land of Tunjur).The Egyptian historian al-Maqrizi, writing about 1400, described "Taju" as being a fairly powerful kingdom lying between Kanem and the Nile Valley.