美国，突发警告！特朗普宣布：取消！

Core Viewpoint - President Trump has unilaterally canceled $4.9 billion in foreign aid approved by Congress, facing opposition from both Democrats and some Republicans, which intensifies the struggle over spending control [1][2][3] Group 1: Foreign Aid Cancellation - Trump announced he would not utilize the $4.9 billion in foreign aid, which was designated for international projects, UN peacekeeping, and overseas democracy promotion, including $3.2 billion from the U.S. Agency for International Development [2][3] - The White House Office of Management and Budget claims Trump has the authority to freeze funds for 45 days, arguing that any legal challenges to this action will fail [2][3] - This action is based on a rarely used method called "pocket veto," allowing the president to effectively let the funds expire if Congress does not respond within the 45-day period [3] Group 2: Legal Challenges and Trade Policy - A federal appeals court ruled that Trump did not have the authority to impose tariffs on multiple countries, although tariffs under the Trade Expansion Act of 1962 remain unaffected [4][5] - Trump plans to appeal this ruling to the Supreme Court, asserting that tariffs are essential for supporting American workers and manufacturing [4][5] - Legal experts suggest that if the Supreme Court hears the case, its decision could significantly impact U.S. trade policy and the legal basis for executive power [5] Group 3: Immigration Policy - On the same day, a federal judge temporarily blocked Trump's administration from rapidly deporting undocumented immigrants without a court hearing, citing the need for due process [6] - The ruling highlights the ongoing legal disputes surrounding Trump's strict immigration policies, which have faced numerous challenges since he took office [6]