Brazil reduced its diplomatic presence in Argentina on Tuesday after renewed attacks by Argentine President Javier Milei against Brazilian counterpart Luiz Inácio Lula da Silva. The diplomatic escalation coincides with rising political tensions in Brasilia, where the Supreme Court denied requests for former President Jair Bolsonaro to receive visitors under house arrest.
Diplomatic Retaliation and Ambassador Recall in Buenos Aires
Brazil’s government announced its decision to reduce its diplomatic presence in Argentina following repeated verbal attacks from the Argentine leadership. A spokesperson for Brazil’s foreign office told reporters that Argentine President Javier Milei called Luiz Inácio Lula da Silva a thief
three times in a span of days, marking a move that is the first time in recent history that such a move takes place between the two neighbors.
The diplomatic rift deepened after Brazil recalled its ambassador to Buenos Aires, Julio Bitelli, following Milei’s initial remarks. Since then, Brazilian interests in Argentina have been managed by a lower-ranking chargé d’affaires. The foreign office spokesperson confirmed that Bitelli will not return to Argentina as long as Milei continues his aggressive rhetoric toward Lula.
Supreme Court Restrictions on Jair Bolsonaro
Meanwhile, former Brazilian President Jair Bolsonaro faced tighter isolation at his home in Brasilia. Brazil’s top court denied a formal request for a home visit from Argentina’s Javier Milei. The proposed visit formed part of a campaign to drum up political backing for the former president’s son.
Bolsonaro is currently serving a 27-year sentence for a coup attempt. Although he has been confined to his Brasilia home since March due to health conditions and is legally barred from national politics, he drew further punitive measures for violating house arrest terms.
Following the disclosure, Supreme Court Justice Alexandre de Moraes barred Bolsonaro from receiving any visits of a political-electoral
nature until after the general elections in October. Bolsonaro’s defense team maintained that the former president did not know his son would broadcast the writing on social media. However, Moraes emphasized that the text’s explicit title and address showed clear intent to communicate with political supporters.
Political Convention Flashpoints and Judicial Criticism
The diplomatic and judicial tensions collided publicly during a party convention for right-wing state Sen. Flávio Bolsonaro, who is running for president against Lula.
The convention served as a focal point for wider geopolitical friction. Milei maintains a close political alliance with U.S. President Donald Trump, whose administration remains at odds with Brasilia. In a parallel escalation on Tuesday, the U.S. State Department revoked the visa of Brazil’s ambassador to Washington. That move came in retaliation against Brazil’s decision to deny entry visas last month to two American diplomats attempting to visit ahead of the upcoming elections.
Electoral Security and the Domestic Response
President Lula was officially declared his party’s reelection candidate during a Workers’ Party convention where participants voiced strong concerns over foreign interference in the democratic process. Addressing these anxieties, Vice President Geraldo Alckmin defended the integrity of the nation’s voting infrastructure.

it doesn’t accept any votes from Argentines and Americans,
Vice President Geraldo Alckmin stated, offering a pointed rebuke aimed at Milei and Washington.
Enforced Isolation and What Lies Ahead
Under the court’s latest rulings, the elder Bolsonaro faces strict limits on his daily contact. He is barred from receiving any visitors for 30 days, with exceptions made solely for his legal and medical teams. Furthermore, Supreme Court restrictions prohibit his son Flávio from visiting him for 90 days.

As Brazil’s October general elections approach, Brasilia’s diplomatic isolation of Buenos Aires continues with no immediate prospect of Ambassador Bitelli’s return. The unfolding standoff leaves South America’s two largest economies navigating a diplomatic freeze while domestic electoral campaigns intensify under heavy judicial scrutiny.