In today’s newsletter: The Houthi advance along the Red Sea coast raised fears for global trade and energy supplies, while more than 100,000 Yemenis have been displaced by the fighting Good morning. The lightning advance of Houthi militants along the west coast of Yemen over the past week has prompted fears of a spiralling conflict in the region and a new oil supply crisis. For families living in the Middle East’s poorest country, the most significant fighting between the Iran-aligned Houthis and the Saudi-backed Yemeni government forces in years is a crisis upon a catastrophe, with escalating civilian casualties and at least 100,000 displaced in recent days. UK politics | Key allies of Andy Burnham have warned the prime minister not to back down over his promises to put water companies un