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Following the UK's decision to leave the European Union, RUSI publishes a series of briefings analysing the implications for international security and the policy options ahead for the UK.

The Start of the Brexit Negotiations
Commentary, 20 June 2017
Bruno Maçães
As Britain begins its formal separation negotiations with the EU, RUSI speaks to Dr Bruno Maçães, who served as Portugal’s Secretary of State for European Affairs and has since established a reputation as one of Europe’s most original thinkers. Dr Maçães assesses the strengths and weaknesses of the British position in the Brexit negotiations, but also speculates as to what may happen should there...
Tags: European Union, Brexit
Still International by Design? Towards a Post-Brexit SDSR
Briefing Papers, 11 May 2017
Malcolm Chalmers
The next British government will have to decide whether an earlier than anticipated review of the UK's military capabilities is needed.
Tags: Armed Forces, Defence Spending, Equipment and Acquisitions, Brexit, UK, Defence Management, Defence Policy, UK Defence, Europe
"The UK will be outside the EU from 2019, although still within a European continent, and must start to refocus efforts towards NATO and the US with a clearer, hard-headed analysis of where resources are allocated. "
Great Britain needs a defence strategy for the post-Brexit age
In The News, 11 May 2017 Tags: Military Sciences, Global Strategy and Commitments, Brexit, UK, UK Defence
Brexit and the UK’s Sanctions Policy: From Leader to Follower
RUSI Newsbrief, 27 April 2017
Tom Keatinge
As a member of the EU, the UK has been a strong leader in the design and implementation of sanctions. Brexit will create complexity for policymakers and the private sector and result in a loss of UK influence and effectiveness.
Tags: Centre for Financial Crime and Security Studies, Sanctions, Brexit, UK
Banking on Brexit: The Urgent Need to Address ‘De-Risking’
Commentary, 11 April 2017
Tom Keatinge
The lack of a geo-financial strategy will greatly hamper the prime minister’s Brexit ambitions.
Tags: Centre for Financial Crime and Security Studies, AML/CTF, Brexit, UK, Europe
Going to War With Spain: The Latest Episode in a Whitehall Farce
Commentary, 4 April 2017
Jonathan Eyal
Indications from the EU that Spain may get a special say over Gibraltar in the final Brexit deal have raised hackles. There has even been talk of a potential ‘war’ between Spain and the UK. All nonsense, but the episode does raise some very important questions for the future of the Brexit negotiations.
Tags: BrexitPages

Brexit Decision: The UK Needs to Become the EU's New Best Friend
Commentary, 24 June 2016Malcolm Chalmers
As Britain has voted to begin negotiations to relinquish its membership of the European Union, we outline the political and economic frameworks for these testy discussions, as well as the pillars of a future settlement designed to uphold Europe’s security structures.
Brexit, UK, Europe
Trailer: Global Security Briefing Podcast Series
The Americans May Leave Afghanistan, but the Forever War Will Grind On
Germany, Russia and the Gambit for Bosnia