美国：有条件放松制裁，为期30天

Group 1 - The U.S. Treasury Department has issued a general license that conditionally relaxes sanctions on Iranian oil products, allowing the delivery and sale of Iranian crude oil and petroleum products that have already been loaded onto ships as of March 20 [1][3] - This temporary approval is valid for 30 days and is described as a "narrowly scoped, short-term authorization" aimed at allowing the sale of oil currently stranded at sea, potentially releasing approximately 140 million barrels of oil into the global market [3] - An Iranian oil ministry spokesperson stated that Iran currently has no remaining crude oil stranded at sea and no excess crude available for supply to other international markets, suggesting that the U.S. Treasury's statements may be aimed at providing psychological reassurance to buyers and managing market expectations [2][3]