A few hours after the decision by American President Donald Trump to pull the US out of the Paris international climate agreement, the leaders of the EU and China, holding a summit meeting in Brussels on Thursday 1 and Friday 2 June, stated their commitment to the multilateral system, whether on climate change of on trade.
“We share a fundamental interest in upholding and strengthening the rules-based international system. And in these difficult times, we have a joint responsibility to...