▁Muslim ▁travel er ▁( 1 3 0 4 – 1 3 6 8 / 1 3 7 7 ) ▁Li u ▁Bow en , ▁Chinese ▁general , ▁court ▁ad visor , ▁phil os opher , ▁and ▁co - editor ▁of ▁the ▁Hu ol ong j ing ▁ ▁Geoff rey ▁Ch au cer , ▁English ▁writer ▁and ▁author ▁of ▁The ▁Can ter bury ▁T ales A la ud din ▁K hal ji , ▁Afghan ized ▁Turk ▁em peror , ▁r uling ▁from ▁Del hi ▁over ▁South ▁Asia , ▁cr ushing ▁Mong ol ▁invas ions ▁and ▁Raj put ▁re bell ions ▁I bn ▁Kh ald un , ▁historian ▁and ▁histor i ograph er ▁William ▁of ▁O ck ham , ▁English ▁Francis can ▁fri ar ▁and ▁phil os opher ▁( c . ▁ 1 2 8 5 – 1 3 4 7 ) ▁Tim ur , ▁Tur co - M ong ol ▁conquer or ▁and ▁founder ▁of ▁the ▁Tim ur id ▁Empire ▁( 1 3 3 6 – 1 4 0 5 ) ▁Margaret ▁I ▁of ▁Den mark , ▁Dan ish ▁reg ent ▁and ▁from ▁ 1 3 8 9 ▁reg ent ▁of ▁the ▁un ited ▁monarch ies ▁of ▁Den mark , ▁Norway ▁and ▁Sweden ▁I bn ▁T ay mi yy ah , ▁Islam ic ▁scholar , ▁the olog ian ▁and ▁logic ian ▁Chen ▁You li ang , ▁Chinese ▁re bel ▁leader ▁and ▁nem esis ▁to ▁Z hu ▁Yu anz hang ▁( the ▁Hong w u ▁Emperor ) ▁J iao ▁Yu , ▁Chinese ▁general ▁and ▁author