Lula Defeats Bolsonaro in Historic Brazilian Runoff Victory

Brazil's president secured a historic fourth term after overturning a first-round defeat, yet he now stands before a conservative Congress and a fierce legal challenge from his defeated rival. President Luiz Inacio Lula da Silva achieved a stunning election victory on Sunday, defeating far-right Senator Flavio Bolsonaro despite trailing him by more than two million votes in the October opening round. The 80-year-old leftist became the first candidate since Brazil's return to democracy in 1985 to win a presidential run-off after finishing second initially.

"I just had to tell you that I love you," Lula said to cheering fans at a victory parade in Sao Paulo. "Tomorrow, the fight continues." He added that no one is required to like the president-elect, but he must govern for everyone. This win delivers a significant setback for the right-wing political movement across Latin America, often backed by United States President Donald Trump.

So how did Lula turn things around in just three weeks? The final tally shows Lula securing 51.79 percent of valid votes, or 64.26 million ballots. That compares with Bolsonaro's 48.21 percent, or 59.83 million votes. This result marked a dramatic reversal from the October 4 first round when Bolsonaro won 47.03 percent against Lula's 45.16 percent. That earlier lead stood at approximately 2.2 million votes. Turnout on Sunday reached 80.8 percent, nearly two points higher than the previous round where 78.92 percent cast their ballots.

Bolsonaro refused to concede and called for the run-off result to be annulled after Supreme Court Justice Cristiano Zanin ordered voting extended by two hours. Both candidates had requested these extensions, citing transport disruptions and severe weather. The controversy echoes the aftermath of the 2022 election when Flavio's father, Jair Bolsonaro, refused to accept his defeat. He was subsequently convicted of plotting a coup and sentenced to 27 years in prison, which he serves under house arrest. However, experts say Flavio faces significant obstacles in overturning the result. Lula turns 81 on Tuesday as he prepares for this new era.

Rodrigues Vieira, a professor of economics and international relations at the Armando Alvares Penteado Foundation, told Al Jazeera that Bolsonaro's legal defenses crumbled quickly. The arguments held little water because his own campaign had asked for an extension. "I don't think that will resonate in the courts," he said. However, the professor warned it would keep Bolsonarismo politically strong on the streets. That far-right movement needs every bit of energy it can get right now.

How did Lula manage to turn the tide? Analysts point to a revitalised grassroots campaign, youth mobilisation, and a sharp shift toward digital tools. Al Jazeera correspondent Monica Yanakiew reported from Sao Paulo that young Brazilians spontaneously organised online after Bolsonaro won the first round. They built what became known as "Lula's army." It was this force that filled the streets across Brazil. Millions of people showed up. Young people mobilised themselves and energised a campaign that frankly felt dead before the first round ended.

Gustavo Ribeiro, editor-in-chief of The Brazilian Report, told Al Jazeera that Lula's team had looked complacent at first. "Lula's campaign also got its act together after a first round in which it acted as if this election was in the bag," he said. They were essentially running an outdated, mostly offline operation until they changed course. "The campaign really pivoted towards a digital mentality and a grassroots effort," Ribeiro explained. He added that Lula used the power of incumbency very cleverly in his favour. This is more the merit of Lula, even if Bolsonaro just worked to run off the clock.

Other experts agreed that Bolsonaro's own mistakes sealed his fate. Academic Vieira argued the senator became overconfident after winning the first round. "In the first week, he was already behaving as if he were already the president-elect," the economics professor pointed out. He was appointing ministers too early. If there is something Brazilian people don't like, it's arrogance, so Mr. Flavio is paying a very high price for this, Vieira added.

Ribeiro also questioned Bolsonaro's political appeal directly. "He does not have his father's charisma," he said. He was essentially running on his father's last name. Higher turnout was another critical factor in the shift. An estimated 33.4 million Brazilians abstained in the first round, representing about 21 percent of the electorate. The mood has changed fast.

Abstention dropped to roughly 19 percent in the run-off. Fernando Brancoli, an international relations professor at the Federal University of Rio de Janeiro, told Al Jazeera that voters who stayed home before seemed to show up this time. "We already know that a large number of people who didn't vote [in] the first round, they now showed up," he said. He also noted some first-round Bolsonaro supporters may have switched to Lula, though detailed voting patterns remain unclear.

According to Vieira, the election was arguably one of the most consequential in Brazil's history. After the 21-year dictatorship ended in 1985, he said Brazil built a "constitutional setting" which provided social rights to the population more than at any time in the South American nation's history. "That's so important for the Brazilian people because we still have high levels of inequality," he said, noting it was crucial to "keep a very high degree of political participation". In contrast, the far-right Bolsonarismo movement had tried to "curtail voting rights" by employing "voting suppression tactics", Vieira said.

What challenges does Lula face? Despite his victory, Lula faces a conservative-dominated Congress that could severely restrict his legislative agenda. Bolsonaro's Liberal Party and its allies could control more than 280 seats out of 513 in the lower house, and up to 50 out of a total of 81 Senate seats, potentially giving the opposition majorities in both chambers. Brancoli warned that Lula would have limited room to manoeuvre. "We can definitely expect Lula's government [is] not going to be able to push for a broad agenda. You'll get small wins, and you'll have to negotiate with those groups," he said.

Economic pressures pose another considerable challenge. Brazil's public debt has exceeded 82 percent of gross domestic product (GDP), according to the World Bank, while the government forecasts growth of just 2.3 percent next year. Moreover, Brancoli asserted that Lula would also need to address security and household debt, two issues that helped make the election competitive. The president's age raises further questions about the future of his Workers' Party (PT), and who would replace the longtime leader, Brancoli noted. "There's no one that could substitute him, and he's older," he said.