RIO DE JANEIRO, BRAZIL - For an Uruguayan president to cross the Atlantic to land at Heathrow has been rare during the 189 years of bilateral relations between Uruguay and the United Kingdom. Before Luis Lacalle Pou touched British soil and saw the sun in London this Sunday, May 22, only his father had gone as president on an official mission in 1993. Indeed, since the definitive fall of the British Empire in the middle of the . . .