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Anonymous
Exorcism is the practice of evicting demons or other spiritual entities from a person or place which they are believed to have possessed. The practice is quite ancient and part of the belief system of many cultures.
Wiki User
The story of Anneliese Michel, which inspired the movie "The Exorcism of Emily Rose", is based on real events. Anneliese Michel was a young woman who underwent exorcisms in Germany in the 1970s. Her case is controversial, with some believing she was possessed by demons and others attributing her behavior to mental illness.