未知机构：关税被判无效后特朗普有哪些后手事件背景一当地时间2月20日美国最高-20260224

Summary of Key Points Industry or Company Involved - The discussion revolves around the U.S. trade policies under the Trump administration, specifically focusing on tariffs and their legal implications. Core Points and Arguments - On February 20, the U.S. Supreme Court ruled that the large-scale tariff measures implemented by the Trump administration under the International Emergency Economic Powers Act lacked clear legal authorization [1] - On the same day, President Trump announced plans to sign an order to impose an additional 10% tariff on global goods, based on the Trade Act of 1974, Section 122, on top of existing tariffs [1] Other Important but Possibly Overlooked Content - The adjustment of U.S. tariffs can be facilitated through three main tools: six types of executive actions, congressional legislation, and treaty negotiations or terminations [2]