The euro crisis, rising Euroscepticism, and Brexit have once again highlighted the European Union's unresolved legitimacy deficit. Increasingly, citizens claim to have been illegitimately excluded from decisions about the future of European integration. Movements such as DiEM25 call into question the authority of the states as the 'masters of the treaties'. At the same time, political theory's debate about the EU has become ever more academic. The discipline is preoccupied with the product...

The Oxford Handbook of Constituent Power maps and systematically examines the revival of constituent power. In recent decades, scholars, as well as political actors, have rediscovered the category and used it in ever new ways, challenging traditional accounts of its scope and function. But while new and creative applications may have inspired political developments and led to innovation in political and constitutional theory, the proliferation of accounts of constituent power has brought w...