Reiligiún (religion)
Creideamh (belief, faith; religion, creed)
as in An Creideamh Caitliceach (the Catholic faith/religion)
An Creideamh Protastúnach (the Protestant faith/religion)
The changes of the Great Irish Potato Famine affected religion by causing the Protestants to view the famine as a punishment. They then pushed the Protestant religion on the Irish Catholic people.
religion
Irish catholicism
reiligiún
Yes. The dominant religion of the Irish is Catholicism.
The majority of Irish people are Roman Catholic Christians.
Protestant, largely Presbyterian.
Ireland no longer has an official religion, and it's not connected to the government.
Mostly Roman Catholic, I believe.
Catholicism.
Someone from Ireland who belongs to a Protestant religion.
Roam Catholic. He was Irish after all.