US-Iran conflict helps drive wave of supertanker orders ↧ ↧ US-Iran conflict helps drive wave of supertanker orders Shipowners have already ordered more than twice as many supertankers this year as in all ​of 2025, a buying spree worth over $20 billion that is the biggest for at least 25 years, as the US-Iran war redraws trade routes ‌and boosts demand for long-haul crude shipments.