Having given the #MongolEmpire a first major loss in the #BattleOfAinJalut in 1260, #Egypt's #MamlukSultanate surprised the #Ilkhanate by attacking & winning the #BattleOfMarjAlSaffar near #Damascus, #ThisDayInHistory in 1303. #IbnTaymiyyah's sketchy #jihad fatwas played a part.