Northern Ireland’s Democratic Unionist Party cranked up the prospects of a prolonged political crisis following the resignation of the region’s First Minister, warning it won’t return to the power-sharing Executive unless issues related to Brexit are resolved. “The DUP will not be involved in forming a government in Northern Ireland until those issues have been satisfactorily addressed,” the party’s leader Jeffrey Donaldson said Friday, referring to tensions over the Northern Irish Protocol, the part of the Brexit agreement which deals with trade to the region from the rest of the U.K. Northern Ireland’s government ... (full story)