"It is a time of mixed feelings because we're celebrating the anniversary but the power-sharing government isn't working," said David Mitchell, assistant professor in conflict resolution and reconciliation at Trinity College Dublin at Belfast.
Elections in Northern Ireland are set in May, a moment that many observers believe will lead unionists to rejoin the the government. Regardless, the most important result of the Good Friday Agreement – ending the long conflict known as "The Troubles" – hasn't changed.