"The revised and expanded edition of The Purple Ring, the sixth installment of the sensational The Strasbourg Saga, portrays the final months of the Sabbatean movement and its aftermath from the perspective of the Jews of Europe as euphoria turns to despair. As the story unfolds, tensions between Jews and gentiles are strained as the frenzy of the Shabbesai Tzvi's movement grips the European cities and towns. But even as the drama plays itself out...