How Ukraine Should Join the European Union

The European Union is ill prepared for the new world of geopolitical competition. It faces grave external threats, some from unexpected quarters, and struggles to be united in its response. Eurosceptic and nationalist forces continue to obstruct the EU's internal reform. But there are external challenges, principally Ukraine, that will not disappear by the charm of inaction. If a sovereign Ukraine is to be salvaged, it must be admitted to EU membership, and quickly.