A similarity between Nazi policies towards Jewish people during World War II and policies in other countries during preceding centuries was that

They blamed Jews for economical difficulties and problems that would occur from time to time.

Explanation:

Even during Middle Ages, in certain countries, Jews were to be blamed for certain economical problems, mostly because they were engaged in finance and banking system and people would often blame them if economy collapses. The same thing happened in Germany, because the Nazi proclaimed the boycott of Jews and their jobs.

what are local authorities doing to fix the problem

explanation: what are local authorities doing to fix the problem

i would go with the last one