The chief constable said in recent weeks a number of legacy inquests have had to be stopped by a coroner due to matters relating to sensitive information.

Peter Sheridan insisted that the Independent Commission for Reconciliation and Information Recovery (ICRIR) has not “stopped justice”.

Mr Trainor said his life was “ruined” from the moment his mother was shot dead.

Mr Justice Colton is delivering a judgment at Belfast High Court.

The controversial legislation was discussed by the governments at the British-Irish Intergovernmental Conference.