On 28 May 2016 , Dallas was named in the final 23 man Euro 2016 squad for Northern Ireland .
On 18 May 2016 , Dallas was selected as part of the provisional 27 - man squad to represent Northern Ireland in the UEFA Euro 2016 competition .
On 28 May 2016 , Dallas was named in the final 23 man UEFA Euro 2016   squad for Northern Ireland .
On 18 May 2016 , Dallas was selected as part of the provisional 27 - man squad to represent Northern Ireland in the UEFA Euro 2016 competition .