Europe must fight. The realisation has been slow in coming. Yet almost one year after Russia invaded Ukraine, most western governments finally understand Kyiv’s war for survival is their war, too. It’s a fight to the death for Ukraine, but also for European democracy, rights and values. It’s a fight against the historical evils of fascism and imperialism embodied by Vladimir Putin, a dictator for our age. Europe must fight. It really has no choice. As Russia doubles down, threatening a huge new offensive, a turning point approaches when tragedy turns to ruin – or triumph. This moment, when the...