Regional leaders including Fidel Castro of Cuba, Hugo Chávez of Venezuela and Brazil’s Luiz Inácio Lula da Silva will meet in Montevideo, Uruguay. on Tuesday for the inauguration of Tabaré Vázquez, the latest in a string of Latin American left-wing politicians to win electoral victories in recent years. It seems, however, that Mr Vázquez, whose government contains five politiicans imprisoned or exiled during the military government of the 1970s, will pursue a cautious economic strategy, more like that of Mr Lula da Silva than the more radical option being advanced by Mr Chávez. Uruguay restructured its external debt in 2002,...