Tánaiste Simon Coveney (centre) with members of the Friends of Ireland caucus inside the Ways and Means committee room in the US Capitol building in Washington on Thursday. Left, Irish ambassador to the US Dan Mulhall and, right, committee chairman Richard Neal. Photograph: Marty Katz

Within the wood-panelled walls of the Ways and Means committee room, on the second floor of the United States Capitol building, sits a sculpture of Wi(...)