Can the EU's Leaders Muster a Show of Unity?

The heads of government of the European Union will meet Friday in Bratislava for an informal summit, the first to be held without a representative from the United Kingdom present. Their main goal is to show unity at the continental level after the Brexit referendum. But fulfilling that aim will not be easy because, as is often the case with the bloc, though its members agree that the union is in trouble, they cannot agree on a strategy to counter its increasing fragmentation. Since the Bratislava summit will be informal, and the United Kingdom (which is still a full EU member) will not be present, no formal vote or binding decision on reforming the bloc should be expected....