Conversation so far:
What is the etymology of the Ashkenazi Jews?
The name Ashkenazi derives from the biblical figure of Ashkenaz, the first son of Gomer, son of Japhet, son of Noah, and a Japhetic patriarch in the Table of Nations.
What was special about the Ashkenazi Jews?
The term Ashkenazi refers to Jewish settlers who established communities along the Rhine river in Western Germany and in Northern France dating to the Middle Ages.

Question: Did they have any problems?
Self-contained rewrite: Did the Ashkenazi Jews have any problems?