In the wake of the Eurozone crisis and Brexit the European Union faces difficult questions about its future. In this debate, the law has a central role to play. But what exactly is EU law about? And why do its Member States respect the commitments they made when they signed the treaties so much more...

In the wake of the Eurozone crisis and Brexit the European Union faces difficult questions about its future. In this debate, the law has a central role to play. But what exactly is EU law about? And why do its Member States respect the commitments they made when they signed the treaties so much more effectively than other treaty-based regimes?