Donald Trump calls for a US-backed insurance following news that most of the world’s largest maritime insurance firms are set to cease covering war risks for ships entering the Persian Gulf. On 5 March, various members of the London-based International Group of Protection and Indemnity Clubs will automatically terminate war-risk cover if vessels enter the Persian Gulf. Those include Gard AS, NorthStandard, Steamship Mutual Underwriting Association, Assuranceforeningen Skuld, American Steamship Owners Mutual Protection and Indemnity…