Oil prices returned to pre-war levels on Thursday following U.S. and Israeli strikes on Iran on February 28. Shipments through the Strait of Hormuz reached at least 20 million barrels in a 24-hour period, with U.S. Energy Secretary Chris Wright stating that the U.S. has ended Iran's ability to close the waterway. Iran's Revolutionary Guards issued route warnings while Oman established temporary lanes with the UN shipping agency.