The DUP’s struggle to prevent special status for Northern Ireland has shaped Brexit negotiations for months, writes Duncan Morrow (Ulster University). At the heart of the DUP’s position is a single, apparently obvious demand: ‘We joined as one country and we will leave as one country’. On the surface, the logic seems impeccable: different treatment within the UK as a result of Brexit is both novel and dangerous for British sovereignty in Northern Ireland. Except that it has no basis in precedent