I meet Oleksandra Matviichuk in a modest café in central Kyiv, the kind of place where, in peacetime, conversations would drift lazily over coffee rather than be interrupted by the distant air raid sirens. She is finishing an avocado toast before setting off on yet another journey across Europe, where she continues her relentless advocacy for human rights and the preservation of the rules-based international order. At first glance, there is something almost disarming about her presence. With