A few days of joviality will hardly change American foreign policy or guarantee Trump’s ever-erratic affections for long, says Guardian columnist Frances Ryan

The king faces possibly his most important ever speech and a thin-skinned president, in the shadow of the Sussexes and the Epstein scandal. What could go wrong?

The King arrives in the US in the wake of more political violence – and with the special relationship in its worst state for decades. But despite the backdrop, Charles is uniquely…