Experts from the SIPRI Weapons of Mass Destruction Programme took part in the 11th Review Conference of the Parties to the Treaty on the Non-Proliferation of Nuclear Weapons (NPT).
On 27 January researchers from the SIPRI Weapons of Mass Destruction Programme briefed a delegation of policymakers and experts on multidomain nuclear escalation risk.
In November and December, SIPRI hosted two events on risk reduction.
SIPRI and the European Union Non-Proliferation and Disarmament Consortium held an intensive online course on 'WMD Non-proliferation and Disarmament: Evolving Challenges' from 20–23 January.
On 22–23 September, SIPRI organized a workshop in Stockholm to discuss the impact of military artificial intelligence (AI) on nuclear escalation.
On 16–17 June, SIPRI held an expert-led workshop centring on AI integration into nuclear and conventional systems, its implications, and governance at the AI–nuclear nexus.
SIPRI experts hosted the workshop in their capacity as co-leaders of the Alva Myrdal Centre for Nuclear Disarmament working group on nuclear disarmament in policy and international law.
(Stockholm, 16 June 2025) The Stockholm International Peace Research Institute (SIPRI) today launches its annual assessment of the state of armaments, disarmament and international security. Key findings of SIPRI Yearbook 2025 are that a dangerous new nuclear arms race is emerging at a time when arms control regimes are severely weakened.
On 5–8 May, SIPRI hosted a diplomatic training course on disarmament and non-proliferation.
On 29 April, SIPRI experts participated in the third meeting of the Preparatory Committee for the 2026 Review Conference of the Parties to the Treaty on the Non-Proliferation of Nuclear Weapons (NPT) in New York.
On 8–11 April, SIPRI and the EU Non-Proliferation and Disarmament Consortium delivered an intensive online course on weapons of mass destruction (WMD) non-proliferation and disarmament for students of technical disciplines.
SIPRI and the Alva Myrdal Centre for Nuclear Disarmament at Uppsala University, in cooperation with the Odesa Center for Nonproliferation, are pleased to host the 2025 Armament and Disarmament Summer School on 25–29 August.
SIPRI and the European Union Non-Proliferation and Disarmament Consortium are calling for applications to the intensive online course 'WMD Non-proliferation and Disarmament: Evolving Challenges' taking place on 8–11 April 2025.
On 11 December, two leading SIPRI experts took part in a panel on nuclear weapons organized by the Nobel Peace Prize.
On 21–22 November, SIPRI hosted a closed-door workshop on potential nuclear escalation pathways involving space systems, as part of a research project sponsored by the UK Foreign, Commonwealth and Development Office (FCDO).
SIPRI and the European Union Non-Proliferation and Disarmament Consortium (EUNPDC) are pleased to host a second installment of the intensive introductory course on the proliferation of weapons of mass destruction (WMD), mechanisms to control their further spread and pathways to disarmament. The course will take place on 2–5 May 2023 online.
This hybrid event will present the results of a research project on the topic of nuclear security during armed conflict.
SIPRI and the European Union Non-Proliferation and Disarmament Consortium (EUNPDC) are pleased to host an intensive introductory course on the proliferation of weapons of mass destruction (WMD), mechanisms to control their further spread and pathways to disarmament.
This workshop convened Japanese, Chinese, South Korean, European and United States experts from technical, legal and academic communities to re-evaluate the threats posed by weapons of mass destruction and hazardous materials in a changing global environment and, in particular, the implications for East Asia.
On the occasion of the launch of a new SIPRI report, Nuclear Security in the Black Sea Region: Contested Spaces, National Capacities and Multinational Potential, SIPRI co-hosted two events in Washington, DC, in December.
On 5–7 December, SIPRI, together with the Maureen and Mike Mansfield Foundation, hosted the second in a series of workshops on trilateral dialogue between Japan, South Korea and the United States on nuclear spent fuel strategies and shared security concerns.
New publication from the EU Non-Proliferation Consortium on the potential benefits of expanding the scope of nuclear forensics as a discipline and the European contribution to this.
Following a competitive process, SIPRI is pleased to announce that it has been awarded a grant from Carnegie Corporation of New York and MacArthur Foundation to support new approaches for nuclear security.
New publication from the EU Non-Proliferation Consortium on the how past events and current international trade practices clearly demonstrate that better-informed export controls and end-user processes are required.