Whether and when Ukraine accedes to the European Union will depend greatly on how and when its war with Russia ends and post-war reconstruction starts, and how the EU handles issues of governance, security, migration, trade, investment, the energy transition, decarbonisation and the EU budget....

The slow pace of European Union enlargement to the Western Balkans can be attributed to EU member countries losing their political appetite for further enlargement in the 2010s and early 2020s, and to the fact that Western Balkan countries have failed to make visible progress in meeting the...