中美局势迎来新变数？莫迪通知全球，对美打响第一枪，携30多国齐上阵

Core Viewpoint - The U.S. Supreme Court's ruling on February 20, 2026, declared that the tariffs imposed by the Trump administration under the International Emergency Economic Powers Act were illegal, marking a significant blow to U.S. tariff hegemony and undermining its international credibility [1] Group 1: U.S. Tariff Policy - The Supreme Court's decision indicates that the President cannot unilaterally impose tariffs without Congressional approval, fundamentally challenging Trump's tariff strategy [1] - Following the ruling, Trump quickly invoked Section 122 of the Trade Act of 1974 to impose a 10% tariff on all imports, which he later raised to 15%, demonstrating a defiant stance despite the legal setback [1] - The temporary nature of Section 122, designed for short-term balance of payments issues, cannot sustain a long-term trade war, highlighting the fragility of Trump's tariff authority [1] Group 2: Global Response - India's Prime Minister Modi's swift counteraction against U.S. tariffs signals a broader global resistance to U.S. tariff policies, as India announced it would continue purchasing oil from Russia despite U.S. pressure [3] - Over 30 countries, including the EU, Brazil, and Japan, have publicly criticized the U.S. for its unilateral actions, emphasizing the need for adherence to previously established trade agreements [3] - The backlash against U.S. tariffs reflects a shift towards a multipolar world, where countries prioritize their core interests over compliance with U.S. hegemony [6] Group 3: China's Strategic Position - China maintains a calm and strategic approach amidst the turmoil, focusing on its own development rather than engaging in retaliatory measures against the U.S. [5] - The U.S. tariff debacle has exposed the vulnerabilities of American hegemony, as reliance on executive orders creates uncertainty in trade agreements [5] - China's advancements in sectors like renewable energy and high-end manufacturing position it favorably in the evolving global landscape, contrasting with the instability of U.S. trade policies [5]