On Wednesday the EU-UK Joint Committee meets again to discuss implementation and the EU’s representative, Commissioner Maros Sefcovic (above), warns it will be a litmus test. Photograph: Daniel Mihailescu/ AFP via Getty Images

Another crunch week for the EU/UK relationship looms. Throughout their troubled course, Brexit talks advanced only through the pressure of a legal or (...)

European Commission vice-president Maros Sefcovic: ‘A lot of things which seem problematic right now are very much in the hands of the UK government.’ Photograph: Virginia Mayo/AFP via Getty Images

The British government is advising businesses in Northern Ireland to breach international law, the European Commission vice-president Maros Sefcovic h(...)

DUP First Minister Arlene Foster reacted angrily to remarks by Fine Gael Minister for Foreign Affairs Simon Coveney.

The North’s First Minister accused the Minister for Foreign Affairs of “ignoring” unionists and called on him to reflect on his language as the politi(...)

PSNI officers man a police checkpoint at Larne harbour last week. Port inspection staff returned to work following loyalist threats against them last week. Photograph: Charles McQuillan/Getty Images

An important truth is perhaps dawning on some unionist leaders: that the Northern Ireland protocol and its Irish Sea quasi-border are not going to be (...)

Tuesday’s EU-UK Joint Committee deal, negotiated by British cabinet office minister Michael Gove (above) and European Commission vice-president Maros Sefcovic, removes a serious danger of unravelling guarantees of no border obstacles between North and South and the implicit threat to important elements of the Belfast Agreement. Photograph: Andy Rain/ EPA

Agreement between the EU and UK on how to implement the Northern Ireland protocol to the Withdrawal Agreement, and specifically on the shape of Irish (...)