Urbain Grandier was a 17th-century French priest known for his controversial trial and execution. He was accused of witchcraft and demonic possession in the town of Loudun, where a group of nuns claimed to be possessed. The case gained significant attention and was influenced by political and religious tensions of the time. Grandier's trial was marked by sensational testimonies and dubious evidence, leading to his conviction. He was ultimately burned at the stake in 1634. His story has been the subject of various literary and cinematic works, including the film The Devils directed by Ken Russell.