A rectangular London town square in the London Borough of Camden
A continent-wide heatwave has intensified, with France, the Netherlands and Belgium reporting thousands of excess deaths as temperatures shatter records. Health systems are strained, and wildfires and droughts are spreading across southern Europe. Officials warn that climate change is driving more extreme heat, with record highs continuing into the coming days.
A by‑election has been set for 8 October after Sir Keir Starmer has resigned as MP. Labour has selected Camden council leader Sagal Abdi‑Wali and the Greens have chosen leader Zack Polanski, turning the contest into a high‑profile test of Andy Burnham's early premiership and the Greens' electoral momentum in inner London.