An international shift away from free trade is a risk to the Irish economy, Tánaiste Leo Varadkar has warned. Photograph: Mario Tama/Getty Images An international shift away from free trade is a risk to the Irish economy, Tánaiste Leo Varadkar has warned, as anger in Europe towards a massive industrial subsidy programme in the US adds to existing trade tensions due to the fallout from the invasion of Ukraine. At a meeting of EU trade ministers in Brussels, Mr Varadkar appealed for the union to remain a “global advocate for free trade”, amid pressure for it to join a race…