dublin ireland foreign minister say wednesday hop talk restore northern ireland power-sharing government could reach successful outcome end week step negotiate party northern ireland without devolve administration since collapse january raise prospect direct rule reimpose london potentially destabilize delicate political balance british province week important week context northern ireland hope successful outcome end week simon coveney dublin representative talk tell ireland upper house parliament coveney say party make progress still difficulties overcome main impediment talk irish nationalists sinn fein pro-british democratic unionist party dup disagreement right irish language speakers prospect britain exit european union 2019 add extra urgency talk northern ireland coveney warn london would impossible avoid form hard border ireland northern ireland britain maintain customs partnership eu direct rule london would view devastate northern ireland context brexit context community relations capacity really find pragmatic practical ways reconciliation say restoration administration would give northern ireland great say brexit negotiations set big impact province part unite kingdom northern ireland uk land frontier eu departure dublin propose britain reach bespeak customs union partnership bloc eliminate risk hard border return island border issue particularly sensitive give decades violence whether northern ireland part unite kingdom ireland around 3,600 people kill 1998 peace agreement find difficult see solve border issue island ireland unless britain ireland rest european union part share customs union call whatever want coveney say simply way avoid border infrastructure manage movement goods one customs union another britain insist leave eu customs union coveney say language around issue improve cite british proposal new customs partnership post-brexit think british government explore ways try discuss things say ireland eye northern irish political breakthrough warn border