Controversies
The selection of young Northern Irish-born players, who have already represented Northern Ireland, into Republic of Ireland national teams has been controversial, as these players are able to claim Irish nationality even though born and brought up outside the Republic's territory. This has led to accusations of unfairness and predatory behaviour. In Northern Ireland it is seen by Northern Ireland supporters as having the effect of dividing international football in their country along sectarian lines, whereby Nationalists will declare for the Republic of Ireland while Unionists continue to play for Northern Ireland.
Read more about this topic: Republic Of Ireland National Football Team