By Marco Cacciati As the US braces for a closely fought presidential election on November 5, Latin America has particular cause for concern over a potential return of Donald Trump to the White House. While a handful of countries in the region might welcome a Republican victory, the broader implications for the hemisphere look troubling. Three pillars of US-Latin American relations hang in the balance: migration, energy and trade. Trump’s erratic approach to diplomacy – which often prioritises personal relationships and ideology over economic pragmatism – coupled with his unorthodox use of trad…