Brazilians are heading to the polls on Sunday in a closely contested presidential election that will pit incumbent Luiz Inacio Lula da Silva against right-wing senator Flavio Bolsonaro. The vote will determine the direction of Latin America’s largest economy amid broader regional shifts toward conservative leadership favored by figures such as former U.S. President Donald Trump.

The contest revives a familiar political rivalry, with 80-year-old Lula seeking a fourth presidential term against Flavio Bolsonaro, son of former far-right president Jair Bolsonaro. The election has exposed deep divisions within Brazil’s population of approximately 160 million registered voters, many of whom remain undecided amid a campaign overshadowed by numerous scandals implicating key players on both sides.

Opinion polls indicate Lula maintains a narrow lead over Flavio Bolsonaro in the first round of voting, while both candidates are virtually tied heading into a likely runoff scheduled for October 25. Lula, who returned to power in 2023 after a previous imprisonment on corruption charges that were subsequently annulled, has campaigned strongly on themes of national sovereignty, explicitly criticizing what he describes as external interference linked to Trump’s influence.

Although Trump has not formally endorsed Flavio Bolsonaro, the 45-year-old senator visited the White House earlier this year, highlighting the ongoing connections between Bolsonaro’s faction and the former U.S. administration. Flavio Bolsonaro is currently under investigation for alleged corruption and money laundering related to financing a film about his father.

The electoral atmosphere was further complicated by revelations of ties between a jailed banker accused of leading one of Brazil’s largest financial fraud schemes and a Supreme Court justice, raising concerns about the integrity of the country’s institutions. Analysts suggest these developments have undermined public trust and posed challenges to Lula’s campaign.

Joscimar Silva, a political analyst at the University of Brasilia, characterized the race as being dominated more by scandals than substantive policy debates, reflecting widespread voter dissatisfaction. “There is voter fatigue. People think everyone is corrupt,” Silva said.

As Brazilians prepare to cast their ballots, the outcome of this election will have significant implications not only for the nation’s political course but also for the broader geopolitical landscape in Latin America.