The US is no longer supporting Ukraine, and in response, the UK and Europe are rearming. Germany is taking off its hallowed ‘debt brake’ to allow it, while Keir Starmer is talking tough about the capabilities of the British armed forces.

In a world still dominated by the American military, what does it matter? And what could we do instead?

Khem Rogaly, a senior research fellow at Common Wealth, has proposed a ‘Lucas Plan for the 21st Century’ that would put the fight against climate change, and not war, at the centre of European economic growth.

Comments, corrections, suggestions? [email protected]