Sinn Fein, DUP and Alliance consolidate NI electoral dominance, poll shows

Sinn Fein Vice-President Michelle O’Neill leads her party colleagues into the Great Hall of Parliament Buildings at Stormont (Liam McBurney/PA)

A new opinion poll has indicated that Northern Ireland’s largest three political parties have consolidated their dominance.

Last year’s Stormont election saw Sinn Fein returned with the largest number of MLAs, becoming the first nationalist party in Northern Ireland to do so.