There are only 4.5 million people in Ireland (Eire). This is social engineering suicide.
http://en.wikipedia.org/wiki/Irish_population_analysis
Think about this.................
The Irish leave Ireland, even today.
I could walk for ten minutes on Grafton Street and not here any English speaking people, except for American students.
Projections here.
http://www.cso.ie/en/releasesandpublications/er/rpp/regionalpopulationprojections2016-2031/#.VMpDNWisVLZ
42% of the population is in Dublin and Greater Dublin.