Question: What member of the Celtic nation began publish poetry in the late 1960's in the New Irish Writing Page of The Irish Press?
Sentence (from "Irish people"): The Irish people (Irish: "Muintir na hÉireann" or "Na hÉireannaigh") are a Celtic nation and ethnic group native to the island of Ireland, who share a common Irish ancestry, identity and culture.
Relevant evidence: Yes