Blaming Jews was a way to get out of debt.

How the death of a boy in 12th-century England gave birth to a libel that won’t die.

Did you know that Jews are “human history’s most bloodthirsty people”?

In chronicling a blood libel from a century ago, Red Heifer, a new opera by the Hungarian-Jewish conductor Ivan Fischer, underscores the resurgence of anti-Semitism. . .

Were the massacres of 1096, when hordes of Crusaders butchered the Jewish communities of the Rhineland, an exceptional event? Yes—but also no. (With video.)