Ireland's six-month EU Presidency began with a state-level performance at Dublin Castle, complete with Ukrainian President Volodymyr Zelenskyy and EU leaders. The stage is set for 280 official EU meetings, around three-quarters of them in Dublin, making this the biggest diplomatic and security operation the State has ever mounted. For voters, that means traffic jams, cordoned streets, and a capital turned into a diplomatic village. But as the Taoiseach...