SIPRI Publications

SIPRI has published hundreds of books, reports, fact sheets, background papers and policy briefs since its first book appeared in 1969. Oxford University Press publishes and distributes some SIPRI publication series. Other are available to download or buy directly from SIPRI.

SIPRI publications aim to provide policymakers, researchers, the media and the interested public with reliable information, analysis and recommendations. They are peer-reviewed, use only open sources and are transparent about the sources used.

For questions regarding copyright and permissions requests please see our Terms and Conditions.

SIPRI Yearbook

SIPRI Yearbook 2024

SIPRI Yearbook 2024 provides an overview of developments in international security, weapons and technology, military expenditure, arms production and the arms trade, and armed conflicts and conflict management, along with efforts to control conventional, nuclear, chemical and biological weapons.

Armament and disarmament

Trends in World Military Expenditure, 2023

Dr Nan Tian, Dr Diego Lopes da Silva, Xiao Liang and Lorenzo Scarazzato

World military expenditure increased for the ninth consecutive year in 2023, reaching a total of $2443 billion. The 6.8 per cent increase in 2023 was the steepest year-on-year rise since 2009 and pushed global spending to the highest level SIPRI has ever recorded. The world military burden—defined as military spending as a percentage of global gross domestic product (GDP)—increased to 2.3 per cent in 2023. Average military expenditure as a share of government expenditure rose by 0.4 percentage

Conflict, peace and security

De-risking: The EU’s and Japan’s Approaches to Managing Economic Relations with China

Dr Jiayi Zhou, Fei Su and Dr Jingdong Yuan

The European Union (EU) and Japan have both adopted de-risking measures in their economic relations with China. Driven by concerns over the security and geoeconomic implications of their dependence on China, the EU and Japan have introduced legislation and regulations to mitigate against risks in supply chains and in transfers of sensitive technologies and investments. Measures introduced also aim to boost competitiveness in strategic industries.

Peace and development

Burning Ground: Tackling Climate Change and Conflict in South-central Somalia

Kheira Tarif

Somalia is vulnerable to the impacts of climate change, in part because of the enduring effects of over three decades of violent conflict. There is an urgent need for responses that address the effects of both issues in tandem.