Russia isn't choosing to step back. The West is.
In Brasília, on the 25th of May, two nations separated by ideology but drawn together by energy ambition sat down to discuss the atom. Brazil and Russia are negotiating a nuclear cooperation agreement that would see Rosatom — the Russian state company that already shapes a third of global reactor development — build atomic plants on Brazilian soil. The conversation is grounded in a February diplomatic accord emphasizing peaceful civilian use, yet it unfolds against the backdrop of Western sanctions and a world increasingly divided over who may be trusted with the infrastructure of the future. It is, at its core, a story about how nations weigh geopolitical loyalty against the pragmatic hunger for energy.
- Russia's Rosatom is actively pushing to build nuclear reactors in Brazil, with Ambassador Labetsky declaring 'good prospects' at a bilateral trade meeting in Brasília.
- The negotiations carry weight beyond energy: they signal Brazil's willingness to deepen ties with a Russia that Western nations have sought to isolate through sweeping economic sanctions.
- A February agreement between Brasília and Moscow already named nuclear energy cooperation as a priority, giving the current talks a formal diplomatic foundation to build upon.
- Rosatom's global footprint — reactors in China, India, Egypt, and Turkey, and involvement in over a third of all new reactor projects worldwide — makes it a formidable partner that Western competitors struggle to match.
- Western governments are watching with unease as Brazil, a key emerging economy and nominal partner, moves closer to Moscow on infrastructure that is both strategically sensitive and long-term in commitment.
On Monday, May 25th, during a bilateral trade commission meeting in Brasília, Russian Ambassador Alexei Labetsky told reporters that Rosatom — Russia's state nuclear company — sees strong prospects for building atomic reactors in Brazil. Negotiations are ongoing, he acknowledged, with many technical questions still to resolve, but the tone was decidedly optimistic. Russian development minister Maxim Reshetnikov added that Rosatom could supply not only large-scale plants but smaller modular reactors, as well as radioisotopes for medical and scientific use.
The talks did not emerge from nowhere. In February, Brazil and Russia signed a declaration prioritizing cooperation across several sectors, with nuclear energy explicitly named — framed carefully around peaceful civilian purposes. What is happening now is the conversion of that diplomatic language into concrete project discussions.
Rosatom is no minor player. State-backed and vertically integrated across the entire nuclear supply chain — from uranium mining to waste management — it has already built plants in China, India, Egypt, and Turkey. Despite sanctions imposed after Russia's invasion of Ukraine, it remains involved in more than a third of all new reactor projects globally. As the director-general of the World Nuclear Association observed, many countries outside North America and Europe simply do not share Western reluctance to engage with Moscow on critical infrastructure.
Brazil, it appears, is among them. The path from negotiation to construction will require navigating regulatory, financial, and operational complexities — but the diplomatic groundwork is laid, and both sides are signaling genuine intent. How Brazil's Western partners respond to this deepening nuclear relationship with Moscow remains an open and consequential question.
Russia's state nuclear company is making a serious push into Brazil. Ambassador Alexei Labetsky said so plainly on Monday, May 25th, during a bilateral trade commission meeting in Brasília: Rosatom has good prospects here, and the two governments are actively negotiating the terms of a partnership that would bring Russian-designed atomic reactors to Brazilian soil.
Labetsky acknowledged the work ahead. "Negotiations on this matter are ongoing, and there are many technical questions," he told reporters, according to the Interfax news agency. But the tone was unmistakably optimistic. Rosatom, he said, is already active in the country and positioned well for expansion. The Russian development minister, Maxim Reshetnikov, added specifics: the company can meet Brazil's nuclear power needs, supply the radioisotopes required for scientific research and medical applications, and build reactors of varying sizes—both large-scale plants and smaller modular units designed by Russian engineers.
This is not a sudden courtship. In February, the Brazilian government signed a declaration with Moscow to deepen cooperation across several sectors, with nuclear energy studies explicitly named as a priority. The agreement emphasized peaceful civilian use of atomic power, carefully sidestepping any suggestion of military collaboration or weapons transfer. What's happening now is the translation of that diplomatic framework into concrete project discussions.
Rosatom itself is a formidable player in global nuclear markets. Backed by the Russian state, it operates across the entire atomic supply chain—mining and enriching uranium, building and operating reactors, managing radioactive waste. The company has already constructed plants in China, India, Egypt, and Turkey, and maintains dozens of strategic agreements worldwide. Despite the economic sanctions imposed on Russia following its invasion of Ukraine, the company continues to dominate international nuclear exports in ways that increasingly trouble Western governments.
The numbers tell the story. More than one-third of all new nuclear reactors currently under development globally involve Russian involvement. That concentration of market power is precisely what worries North America and Europe. "Perhaps in North America and Europe, we are choosing not to work with Russia in critical industries," observed Sama Bilbao y León, director-general of the World Nuclear Association. "But in many other countries around the world, they don't care." Brazil, it appears, falls into that second category—willing to engage with Moscow on nuclear infrastructure despite the geopolitical friction that has isolated Russia in Western circles.
The negotiations ahead will involve substantial technical work. Rosatom will need to address Brazilian regulatory requirements, financing structures, and the long-term operational commitments that atomic energy demands. But the diplomatic groundwork is laid, the interest is mutual, and both sides are signaling they see a path forward. What remains to be seen is whether the partnership moves from negotiation to construction—and how Western allies of Brazil respond to the country's deepening nuclear ties with Moscow.
Notable Quotes
Negotiations on this matter are ongoing, and there are many technical questions. Rosatom is active here and has good prospects.— Russian Ambassador Alexei Labetsky
Perhaps in North America and Europe we are choosing not to work with Russia in critical industries. But in many other countries around the world, they don't care.— Sama Bilbao y León, director-general of the World Nuclear Association
The Hearth Conversation Another angle on the story
Why would Brazil turn to Russia for nuclear technology when Western companies could offer the same thing?
Because Russia is offering something the West isn't right now—not just the technology, but the willingness to build it without the political conditions attached. Western nations are pulling back from Russian partnerships in critical sectors. Russia isn't.
Is this risky for Brazil? Russia is under sanctions.
Sanctions complicate things, but they haven't stopped Rosatom from operating globally. The company has built reactors in multiple countries since the Ukraine war began. For Brazil, the real risk is geopolitical blowback, not technical failure.
What does Russia get out of this?
Market access and legitimacy. Every new reactor Rosatom builds abroad strengthens its position as an essential player in global energy infrastructure. It also chips away at Western efforts to isolate Russian industry.
The agreement says "peaceful use only." How binding is that?
It's a diplomatic statement, not a legal constraint. But it matters because it allows both governments to frame the partnership as purely civilian. That's important cover for Brazil domestically and internationally.
What happens next?
Technical teams will work through the details—financing, reactor design, regulatory approval, timeline. If those conversations move forward, you'll see actual construction contracts within a year or two. That's when the real political pressure starts.