Northern Ireland manager: 'I didn't vote' in EU Referendum Northern Ireland manager, Michael O'Neill has said that he did not vote in the UK's referendum on their membership within the European Union. Although admitting it is not something that will affect his team's performance, failing to register for a postal vote is something that O'Neill says he is 'disappointed' in. The Northern Ireland manager was speaking at a press conference the day before his side play 'an old fashioned British game' against fellow home nation Wales in Euro 2016. IMAGES AND SOUNDBITES.