Jews - the most racist tribe ever.
What does the blood of Christian children taste like?
Sir Richard Francis Burton wrote about this in a book on Jews. Huge parts of the book were censored.
jrbooksonline.com/jgei.htm
I'd say there is probably a resurgence of such activity today, when for example in the USA the FBI is afraid of prosecuting the Jewish mafia for fear of losing careers. (The Jewish mafia helped the FBI to destroy most of the Italian mafia, and is now the dominant mafia in the USA.)