ngol invasions would have never happened since the latter were influenced by the descendants of Sassanid Persian refugees and there would be no conceited islamdom to piss off the Mongols into sacking Bagdad or conquering the world, while central Asia and other places would be stable unlike now. (http://wikiislam.net/wiki/History_of_Jihad_Against_the_Mongols#Introduction:_Reasons_for_the_Mongol_att