Co-Founder & director, @ecfr, bestselling author, latest book THE AGE OF UNPEACE, keynote speaker & weekly podcast host https://nitter.cf/t.co/JcPIZadZky
London and Berlin
Joined April 2010
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Mark Leonard retweeted
Listen to the latest episode of “The Foreign Affairs Interview,” featuring Kurt Campbell, @RushDoshi, and @markhleonard in conversation with editor @dankurtzphelan:
foreignaffairs.com/podcasts/…
Mark Leonard retweeted
“Well before Trump’s second term, changes in the global power structure had hollowed out the old order,” writes @markhleonard. How can U.S. allies prepare to navigate the coming period of chaos?
foreignaffairs.com/united-st…
Mark Leonard retweeted
In a new episode of “The Foreign Affairs Interview,” Kurt Campbell, @RushDoshi, and @markhleonard consider what the future of U.S. foreign policy will look like—and how Washington’s allies should respond to the Trump shock.
foreignaffairs.com/podcasts/…
Mark Leonard retweeted
“Leaders who fail to confront their new reality are failing their countries,” writes @markhleonard. “It is time to acknowledge that the old order really has disappeared—and to plot a new approach to geopolitics.”
foreignaffairs.com/united-st…
Mark Leonard retweeted
@markhleonard has a brilliant new essay in The Ideas Letter: theideasletter.org/essay/fro…
Mark Leonard retweeted
Ten years on from the referendum, the British electorate has moved on from its old divisions and—in a world of crisis—is embracing an ambitious move back towards the European Union, writes ECFR’s director @markhleonard 🧵
ecfr.eu/publication/brexit-i…
1/Ten years ago, Britain voted for Brexit.
New ECFR/Mandate polling out this morning reveals something Westminster hasn't noticed: the country has quietly changed its mind — and not in the way you'd expect.
The Leave/Remain divide is dead. Here's what replaced it. 🧵
10/
The lesson isn't "relitigate Brexit." It's the opposite: stop fighting 2016 and build a new consensus for the Britain of 2026.
My full ECFR report is here 👇
ecfr.eu/publication/brexit-i…
11/ And my piece for the Observer: observer.co.uk/news/national…
What a joy to appear on the @betterknownshow - one of hr most delightful and enjoyable podcasts in the world.
NEW EPISODE: I spoke to @markhleonard about six things which he thinks should be Better Known, including Neil Kinnock, @zahodesagazan and Drummond Street, as well as his new book Surviving Chaos. Have a listen to the podcast at betterknown.co.uk/2026/06/14…
Mark Leonard retweeted
🚨 We’re hiring in London!
ECFR is looking for a Defence & Security Policy Fellow to join its London office and help produce research, analysis, and commentary around the role that closer EU-UK cooperation can play in defending Europe without solely relying on the transatlantic relationship.
With proven expertise on defence and security policy, military capacity and the NATO and European frameworks for security and defence cooperation, the fellow will drive the discussion on key questions in EU-UK relations in this area including UK integration into SAFE, broadening European nuclear deterrence and building Europe.
📍 London
🗓️ Apply by 3 June 2026
Apply now 👇
bit.ly/440pyUN
