British Prime Minister Keir Starmer has announced he will step down due to a rebellion in his Labour Party. He plans to leave as party leader but stay on as prime minister until mid-July to ensure a smooth transition for his successor, Andy Burnham.
Source: https://www.wsj.com/world/uk/u-k-prime-minister-keir-starmer-quits-amid-rebellion-d5ede8d4