When strange signs appeared in the sky over Qu bec during the autumn of 1660, people began to worry about evil forces in their midst. They feared that witches and magicians had arrived in the colony, and a teenaged servant named Barbe Hallay started to act as if she were possessed. The community tried to make sense of what was happening, and why. Priests and nuns performed rituals to drive the demons away, while the bishop and the governor argued...