Whatever the truth may have been, the Mongol advance led to wild rumours in Europe at the time, that perhaps the Mongols had captured Jerusalem and were going to return it to the Europeans.
Uddybende artikel: Jerusalem i middelalderen Hvad sandheden nu end var, så førte den mongolske invasion til vilde rygter i samtidens Europa om, at mongolerne muligvis havde erobret Jerusalem og ville give byen tilbage til europæerne.