The United States is pressing ahead with plans for an international coalition to open the Strait ‌of Hormuz, according to a State Department cable seen by Reuters, as oil prices surge on fears of ​lengthy disruptions to global fuel supplies.

Two months into the war that started with U.S.-Israeli strikes on Iran, the ⁠vital sea channel remains closed, choking off 20% of the world’s supplies of oil and gas. That has sent global energy prices surging and heightened concerns about the risks of an economic downturn.