There isn’t a flat surface in Andrius Kubilius’s tenth-floor office that isn’t crammed full of model drones, missiles and souvenirs gifted to him by the Ukrainian military. At a glance, you’d be forgiven for believing, as the European Union’s first-ever defence commissioner, that the former Lithuanian prime minister has the best job in Brussels. But in reality he has the unenviable task of ensuring the bloc can be responsible for its own defence and ready to face down an armed attack from