The Exorcism of Anna Ecklund refers to a series of exorcisms performed in 1928 on a young woman named Anna Ecklund, who was believed to be possessed by demons. The case gained attention due to its dramatic nature and the involvement of Father Theophilus Riesinger, a priest who conducted the exorcisms. Anna exhibited various symptoms, including violent behavior and speaking in unknown languages, which were interpreted as signs of demonic possession. The exorcisms took place over several months and involved intense rituals, prayers, and the use of holy relics. The events were documented by witnesses, including family members and clergy, and have since become a notable case in the study of demonology and exorcism practices within the Catholic Church. Anna eventually showed signs of recovery, leading to the conclusion that the exorcisms were successful.