Recycling Old Libels
This is a guest post from Arieh Kovler, Director of the Fair Play Campaign Group

The Blood Libel is one of the oldest antisemitic charges against Jews: the accusation that Jewish people conspire to kill non-Jews for nefarious purposes. The most common formulation of this lie is that Jews kill a Christian boy in order to use their blood for a ritual of some kind. But many of the earliest recorded blood libels level a slightly different accusation.
In 1909, Prof Hermann Strack of Berlin University wrote The Jew and Human Sacrifice – the first serious scholarly work devoted to exposing the Blood Libel as a dangerous historical lie. It is, unfortunately, still relevant today. Talking about the earliest Blood Libels, he notes (p174):

March 11th, 2010 at 4:10 pm
[...] day blood libel – one of the most pervasive antisemitic tropes. This link with the blood libel has been discussed before on this [...]