The EU must be more robust in order to stem the tide of international disorder, or it risks falling to authoritarian imperialism

Donald Trump is threatening to take over Greenland, the territory of a Nato ally, possibly by military force, as Vladimir Putin is trying to take over Ukraine. Even if he doesn’t actually do it, this is a new era: a post-western world of illiberal international disorder.

The task now for liberal democracies in general, and Europe in particular, is twofold: to see this world as it is and to work out what the hell we’re going to do about it.

Timothy Garton Ash is a historian, political writer and Guardian columnist