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ARTICLE · 12 DECEMBER 2025

2025 In Review: International Nuclear Energy Updates

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In 2025, several countries have identified the development of nuclear energy as a top national priority and have taken various actions to develop and strengthen nuclear power programs, promote international cooperation...

GlobalEnergy and Natural Resources
Thomas Allen
Thomas Allen
Nathaniel Bolin
Nathaniel Bolin
Tison Campbell
Tison Campbell
James G. Goettsch
James G. Goettsch
Christine A. Jochim
Christine A. Jochim
Matthew H. Leggett
Matthew H. Leggett
Matthew Osborne
Matthew Osborne
Tim L. Peckinpaugh
Tim L. Peckinpaugh
Thomas Ryan
Thomas Ryan
+2 more

In 2025, several countries have identified the development of nuclear energy as a top national priority and have taken various actions to develop and strengthen nuclear power programs, promote international cooperation and technical information sharing, and kickstart the construction of new power-generating nuclear reactors.

United States and United Kingdom Sign Nuclear Memorandum of Understanding

On 18 September 2025, US President Donald Trump and UK Prime Minister Keir Starmer signed a Memorandum of Understanding (18 September MOU) aimed at "enabl[ing] collaboration towards joint opportunities of mutual interest in strategic science and technology disciplines, including artificial intelligence (AI), civil nuclear, fusion, and quantum technologies."1 Many observers see nuclear power (both fission and fusion) as essential to meeting the enormous power needs of AI infrastructure.

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