Picrelated, northeast. Mongols just freshly off their conquest of China search for western trade opportunities. Their merchant enter Persia, they are mocked, robbed and turned back. Ghengis then sends an envoy to ask for reparations and better trestment. Envoy is beheaded. Mongols then invade, sack and depopulate region to a such a degree that Iram did not recover demographically by mid 1850s.