It has become almost routine to end each year with talk of the “polycrisis”, and to acknowledge the difficulty of anticipating a future that seems pregnant with the risk of new wars, pandemics, financial crises and climate-driven devastation. Yet 2025 added a uniquely toxic ingredient to this mix: the return to the White House of US President Donald Trump, whose erratic, unlawful policies have already upended the post-war era of globalisation. Faced with so much uncertainty, can we say anything...