The term "sexual offences" covers a variety of offences including rape, sexual assault, offences against children, and those related to prostitution, extreme pornography and the possession and distribution of indecent images.
When the trial ended in 1990, it had been the longest and most expensive criminal trial in American history.
In 1983, Judy Johnson, mother of one of the Manhattan Beach, California, preschool's young students, reported to the police that her son had been sodomized by her estranged husband and by Mc Martin teacher Ray Buckey.
Ray Buckey was the grandson of school founder Virginia Mc Martin and son of administrator Peggy Mc Martin Buckey.
Johnson's belief that her son had been abused began when her son had painful bowel movements. Some sources state that at that time, Johnson's son denied her suggestion that his preschool teachers had molested him, whereas others say he confirmed the abuse.
It outlines the law in relation to a wide range of sexual offences including non-consensual offences such as rape and sexual assault, offences against children (under 13 and under 16) and offences against vulnerable persons, including those with a mental illness or disability.