In 1990, the Irish Supreme Court, in the McGimpsey case, ruled that the Anglo-Irish Agreement of 1985 had not changed the constitutional status of Northern Ireland, which remained part of the United Kingdom. However, the court also affirmed the Irish government's right to pursue unification through peaceful means. The case was a significant legal moment in the ongoing debate over Northern Ireland's constitutional future.

The McGimpsey case, with its focus on constitutional ambiguity, resonated with poets who grappled with questions of identity and sovereignty. Writers like Seamus Heaney and Paul Muldoon explored the theme of contested territory in their work, reflecting the legal and political uncertainties of the period. The case's emphasis on peaceful means aligned with the growing poetic emphasis on reconciliation.