UN and Brazil's Electoral Court Address Alleged Social Media Bias Amid 2026 Election Tensions

Concerns over social media bias and unfair content restrictions have intensified as Brazil's 2026 election approaches, with significant actions involving Meta platforms and legal rulings by the Superior Electoral Court (TSE).

UN experts issued a letter highlighting possible freedom of expression violations on Meta's platforms, including Facebook, Instagram, and WhatsApp, during the campaign period. They observed unequal treatment of political content, including temporary suspensions and diminished engagement of accounts tied to Luiz Inácio Lula da Silva's campaign. The NetLab research group criticized Meta for taking down Lula's campaign profile under the guise of combating misinformation while allowing other accounts spreading fake news to remain active. Additionally, Lula's campaign reported that WhatsApp's artificial intelligence barred generating images with 'Lula' and the number '13,' yet permitted similar content for Flávio Bolsonaro's campaign with '22.' In response, Meta denied any political bias, asserting compliance with Brazilian electoral laws and emphasizing efforts to address technical issues promptly.

In tandem, TSE President Kassio Nunes Marques suspended 20 social media posts deemed illegal and designed to spread false information against Lula. These posts were shared by supporters of Bolsonaro, including federal deputies and Bolsonaro himself. The suspension affects 32 profiles with a combined following of 1.4 million and aims to counter the misleading impression of Lula's widespread rejection. The TSE is also investigating the use of artificial intelligence in campaign messaging. Notably, the court recently prohibited Meta from restricting posts involving both Lula and Bolsonaro, mandating that Meta must not reduce distribution or visibility of these posts.

Moreover, Lula's campaign escalated tensions by filing an electoral investigation against Bolsonaro's candidacy at the TSE, accusing it of economic power abuse and misuse of communication channels. The complaint underscores allegations that Bolsonaro's campaign benefited from social media practices that unfairly disadvantaged Lula, especially regarding AI-generated content restrictions. The case is currently assigned to Minister Ricardo Villas Bôas Curva with no set decision timeline.

These developments shed light on the complex intersection of social media influence, emerging technology, and election fairness in Brazil's pivotal 2026 race, with national and international observers closely monitoring the situation.