Chatham House

Chatham House is a world-leading policy institute based in London. Our mission is to help governments and societies build a sustainably secure, prosperous and just world. We pursue our mission through dialogue, analysis and solutions-based ideas, and by empowering the next generation to build a better world.

Our work focuses on our core priorities of resolving conflict, pursuing democracy and multilateralism, and protecting the environment, while also addressing the crises of the moment. Through our research and convening, we are committed to answering the questions the world is asking and to thinking creatively about how to shape a brighter future.

Founded in 1920, Chatham House, the Royal Institute of International Affairs, has been a source of independent analysis, trusted dialogue and influential ideas for more than one hundred years.


Latest reports

Why a ‘whole-of-society’ model is essential for Ukraine’s recovery

This report from UK think tank Chatham House explores restoring the country’s human capital through state–civil society cooperation. Ukraine’s wartime resilience is due in no small part to its ‘whole-of-society’ model of defence – which requires a high level of mobilization among citizens, local community leaders, philanthropic organizations and the private sector. Civil society stands...

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Addressing the crisis of medical care in armed conflict

This report from UK think tank Chatham House addresses the issue of clarifying the law on respecting and protecting provision of healthcare. The entitlement of the wounded and sick to receive medical care is a foundational principle of international humanitarian law (IHL). Medical facilities and personnel are granted legal protection that allows them to serve...

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Saving global economic governance from the ‘Trump shock’

This report from UK think tank Chatham House explores why rules-supporting countries should establish a ‘third pole’ in the global economy, without the US and China. Since Donald Trump took office again in early 2025, his administration’s economic policies – in such areas as trade, energy security, climate change, financial/monetary stability and international aid –...

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How a Russia-Ukraine ceasefire could imperil Ukrainan and European security

This report from UK think tank Chatham House assesses the risks, consequences and options for mitigation. A ceasefire between Russia and Ukraine would have significant implications for European and Ukrainian security. Notably, Moscow’s record of manipulating negotiations and agreements to strengthen its position demonstrates the risks associated with such an outcome. A ceasefire that is...

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Making water use in global trade more sustainable

This report from UK think tank Chatham House explores the challenge to improve supply-chain resilience and water security in the context of geopolitical change. Water can be thought of as the ‘forgotten input’ in global trade. Although water is critical to the production and transport of manufactured goods, and to the extraction, processing and transport...

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Avoiding a new nuclear arms race

This report from UK think tank Chatham House examines how policymakers and experts can revitalise arms control for a new era. Increasing global tensions have led some experts to suggest that formal control of nuclear weapons is no longer feasible. Some strategists in nuclear weapons states are even questioning whether it is desirable. This uncertainty...

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How a surge in defence and dual-use technology investment could reconfigure the global AI race

This report from UK think tank Chatham House explores four important trends that have accelerated in the past year and which could start a shift towards a multipolar AI market. The AI race is often presented as one between the US and China, with other countries having little to no chance of catching up. Geopolitical...

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Breaking the deadlock on AI governance

This report from UK think tank Chatham House explores how a crisis could lead to global coordination. International AI governance is at risk of failure. Rapid geopolitical change, institutional weakness and asymmetries between the public and private sectors appear to make cooperation on AI near impossible. Proponents of inclusive, effective and global AI governance must...

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How middle powers can weather US and Chinese AI dominance

This report from UK think tank Chatham House makes the case for 'sovereign AI' strategies. The dominance of the US and China in AI development poses a significant conundrum for the rest of the world. For middle powers, the establishment of ‘sovereign AI’ strategies, which allow a country to influence, develop and deploy AI technology...

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Why renewables and electrification hold they keys to EU energy security

This report from UK think tank Chatham House supports an accelerated transition as a means to meet climate goals and also to improve the EU’s energy security. The EU’s well-known commitment to the low-carbon transition implies rapid take-up of technologies – including electric vehicles, solar panels and wind turbines – that are often principally associated...

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Securing justice for cyber-related international crimes

This report from UK think tank Chatham House examines the legal foundations and practical routes to prosecution. Many states now have laws that criminalize cyber activity such as online fraud and hacking. But cyber means can also be used to facilitate or commit the international crimes of genocide, crimes against humanity, war crimes and aggression....

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A roadmap for security and governance reform in Haiti

This report from UK think tank Chatham House proposes a three-year roadmap for security sector and governance reforms. Haiti’s security crisis continues unabated, with a combination of gang violence, a weak state and underfunded multilateral intervention prolonging instability. To compound the political challenges, the expiry of the Transitional Presidential Council’s mandate in February 2026 could...

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Transforming Belarus from a Russian asset to a buffer state for European security

This report from UK think tank Chatham House explores how the West should engage with Minsk. Western discussions of Belarus’s role in regional security have largely considered Minsk as part of broader approaches towards Moscow, rather than as a policy strand in its own right. However, in 2025, the US under President Donald Trump disrupted...

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The water footprints of global food and agriculture trade

This report from UK think tank Chatham House examines why the ‘virtual water’ use hidden in supply chains is critical to sustainability. When food and agricultural products are traded internationally, the direct and indirect water use associated with that trade results in a ‘water footprint’ – reflecting not only the freshwater needed to grow a...

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How the Middle East and North Africa can benefit from adaptive climate governance

This report from UK think tank Chatham House examines striking the balance between rights-based and technocratic approaches. Climate governance in the Middle East and North Africa will play a significant role in shaping the region’s political stability and economic resilience as climate impacts intensify and the global energy transition accelerates. MENA governments are under growing...

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Upcoming events

8 September 2026

Location: Online / Chatham House, 10 St James's Square, London SW1Y 4LE

Think tank: Chatham House

What would a ceasefire in Ukraine mean for Europe and the world?

This event hosted by UK think tank Chatham House discusses the implications of a ceasefire for Ukraine, Europe, Russia - and global security. After more than four years, the war in Ukraine has entered a period of military stalemate on the ground and a vicious battle in the sky, with strikes hitting both Moscow and...

17 September 2026

Location: Online / Chatham House, 10 St James's Square, London SW1Y 4LE

Think tank: Chatham House

US at 250: Separation vs. concentration of power – America’s enduring constitutional debate

This event hosted by UK think tank Chatham House explores how checks and balances continue to shape American democracy. As the United States approaches the 250th anniversary of its Constitution, debate is growing over whether power remains balanced across government institutions. The US constitutional system faces scrutiny amid disputes over executive, judicial and administrative authority. These debates...