LONDON — The U.K. has pledged on Tuesday to provide autonomous vessels to safeguard the Strait of Hormuz in the event of a stable ceasefire in the Middle East. Defence Secretary John Healey offered the new British-built uncrewed surface vessels (USVs) to a U.K.-French-led multinational mission to reassure international shipping in the event of a lasting truce. The promise came as Healey chaired a meeting of defense ministers in London against a backdrop of continued U.K. political turmoil. Keir