British Prime Minister Andy Burnham said on Monday he had agreed to a request from Saudi Arabia to provide defensive air-to-air refuelling for a limited time period, a move he described as helping to stabilise the wider region. Riyadh requested support after the Houthis, who control the most populous parts of Yemen, intensified their attacks on Saudi Arabia, a new front in the wider war that began with US and Israeli strikes on Iran in late February. “We have received a request from the...