Dominic and Mary McGlinchey's son claims State has failed to properly investigate their killings

Mary McGlinchey, who was also involved with the INLA, was murdered in 1987 at her home in Dundalk

Dominic McGlinchey Snr, who was Chief of Staff of the INLA in the 1980s, was shot dead by two gunmen after making a call from a phone box at Hardman's Gardens in Drogheda, Co. Louth, on February 10, 1994. File picture: Pacemaker

A son of slain INLA man Dominic McGlinchey and his wife Mary has brought High Court actions where he claims the State has failed to properly investigate his parents' murders.

Dominic Og McGlinchey claims that the Irish State has not complied with its constitutional obligations to ensure that effective investigations were carried into his parents' unsolved murders.