FILE PHOTO: Acquitted members of the Birmingham Six, sent to prison in 1975 for the IRA’s bombing of two pubs, gather with their Member of Parliament (C) after they walk from court as free men, March 14, 1991. (L – R) John Walker, Patrick Hill, Hugh Callaghan, their MP Chris Mullen (with scarf), Richard McIlkenny, Gerry Hunter and William Power. REUTERS/Chris Helgren/File Photo