Complex sentence: An employee entering into a severence agreement waives any and all pre-existing grievances against the employer and its principals in return for the payment so, the harassment allegations have never been adjudicated in a court of law or any other independent forum.
Split into simpler sentences: An employee entering into a severence agreement waives any and all pre-existing grievances against the employer and its principals in return for the payment. Therefore the harassment allegations have never been adjudicated in a court of law or any other independent forum.