Complex sentence: During the 1980s and 90s much of the English-speaking world underwent a moral panic about alleged satanic ritual abuse, propagated by therapists, social workers, religious fundamentalists and law enforcement officials.
Split into simpler sentences: During the 1980s and 90s a moral panic about alleged satanic ritual abuse occurred, mainly in parts of the English speaking world. This was propagated by certain psychotherapists, social workers, Christian fundamentalists and law enforcement officials.