Brazil's currency strengthened to about 5.05 per US dollar on 19 October as two separate runoff polls pointed to a tight race between President Luiz Inácio Lula da Silva and Senator Flávio Bolsonaro. Economists trimmed their year-end forecasts for the real as investors weighed the outcome of the 25 October vote. The currency move highlights how closely markets are tracking Brazil's presidential runoff.

A surge of Chinese electric-vehicle and renewable-energy exports is reshaping trade patterns across Latin America. Governments in the region face a choice between importing cheaper Chinese clean technology and shielding domestic manufacturers with tariffs or local-content rules. The dilemma echoes similar trade tensions already under way in Europe and North America.

The United States has told Argentine President Javier Milei's government it is concerned that a bill toughening sanctions over resource exploitation in the Falkland Islands could also reach American companies. The concern was conveyed as Argentina's Congress considers the National Sovereignty Defence bill, according to unnamed Washington officials cited by the newspaper Clarín.

Brazilian President Luiz Inácio Lula da Silva and rival candidate Flávio Bolsonaro traded accusations of lying and corruption in their first televised runoff debate on Sunday. The clash, broadcast a week before the October 25 vote, centered on public spending, the economy, security and healthcare.

Paraguay's Association of Banks, representing 14 private lenders, has asked the Central Bank to report on the solvency of institutions that received facilities during merger processes. The request follows calls from both ruling-party and opposition senators for the bank's leadership to be removed. The pressure also touches President Santiago Peña's administration.

Brazilian President Lula's re-election coalition has reported Meta to the United Nations, alleging the platform gave rival Senator Flávio Bolsonaro unfair treatment on Facebook, Instagram and WhatsApp. The coalition also asked prosecutors and federal police to investigate possible illegal campaign financing. Meta says the incidents were technical errors.