By Beatriz Rios, Malte Ketelsen and Michael Ball | Euractiv 15-03-2019 (updated: 18-04-2019 ) Euractiv is part of the Trust Project >>> Languages: FrançaisPrint Email Facebook Twitter LinkedIn WhatsApp Telegram The decision of the British people to leave the European Union will have important consequences both in Europe and in the UK, but Northern Ireland and the border counties of the Republic of Ireland will be the most heavily impacted by Brexit. EURACTIV has travelled to the island of Ireland, where Brexit is not only a serious economic, social and political issue, but also a challenge for a fragile peace, built after decades of conflict between pro-Irish Republicans and pro-Britain Unionists. Subscribe now to our newsletter EU Elections Decoded Email Address * Politics Newsletters