硬刚美国！巴西总统批美征税不合常规，呼吁全球联手反霸凌

Group 1 - The article discusses the impact of unilateral trade decisions by the U.S., particularly the imposition of tariffs, which disrupts established international trade norms and agreements [1][3][5] - The European Union expressed strong dissatisfaction with the U.S. decision to raise tariffs, emphasizing the importance of adhering to previously negotiated trade agreements [5][7] - The U.S. Supreme Court ruled against the legality of the Trump administration's tariff actions, yet the administration proceeded to announce new tariffs, further complicating international trade relations [3][9] Group 2 - Brazil's President Lula criticized the U.S. for making significant trade policy announcements via social media, bypassing normal diplomatic channels, which raises concerns about the stability of trade relations [13][15] - Various countries, including Canada and Malaysia, have voiced concerns over the unpredictability of U.S. trade policies, fearing that such unilateral actions could become the norm in international trade [16][18] - The article highlights China's approach to maintaining stable trade relationships through cooperation and mutual respect, contrasting it with the U.S. strategy of using tariffs as a negotiation tool [18][20][22]