For all his legal travails in Brazil over the past several years, former President Luiz Inácio Lula da Silva’s international reputation seems largely unscathed. This is mainly a result of the implicit and explicit comparison made by world leaders between the former president and Jair Bolsonaro, the current occupant of Brazil’s highest office.
At international meetings, Mr. Bolsonaro comes off as churlish, awkward, dim, and shallow, whereas Lula is gregarious, warm, informal, and open. Critics of the former president characterize his style as a cheap brand of populism, yet its effectiveness is hard to deny.
Popularity matters in international diplomacy,...