In support of a loved one in this situation, whose children have not only been alienated from him by an ex who clearly hates him more than she loves their children, but from his entire family, including uncles, aunts and cousins as the ex cannot afford for her programming to be undermined.
Coercive control is now recognised as abuse and has duly been made illegal in romantic relationships, but not as yet in family relationships, no matter that CAFCASS has termed it 'child abuse'.