For information, I am taking much of the historical data from “Newnes Modern Pictorial Atlas”. It has no publication date, but I guess it is 1938/1939 because of this map:
The atlas also includes a section:
and we may think that Germany was the centre of anti-Semitism in the 1930s, but this is from a mainstream British publisher:
Times change, attitudes change, we change. I am not posting this with any religious, political or nationalist agenda, but merely to illustrate how things were perceived in the past.