还敢反击美国，特朗普一看对手不是中方，果断掀桌子，直接不谈了

Group 1 - The core issue is the introduction of a 3% digital services tax by Canada on tech companies, effective June 30, 2025, which has led to the U.S. halting trade negotiations with Canada [1][3] - The tax applies to global companies with annual revenues exceeding €750 million (approximately $833 million) and digital service revenues in Canada exceeding CAD 20 million (approximately $14.3 million), impacting major U.S. tech firms like Amazon, Apple, and Google [3] - The Canadian government estimates that this tax will generate over CAD 5.9 billion in revenue over five years starting from 2024 [3] Group 2 - Trump's reaction to Canada's tax was aggressive, labeling it as a direct attack on the U.S. and threatening to announce applicable tariffs within seven days [1][5] - The U.S. administration's approach is characterized by a strategy of "divide and conquer," applying tariffs selectively to create rifts within the EU and among allies [7] - The trade tensions have led to significant corporate responses, such as Volkswagen pausing investments in the U.S. and BMW relocating some production to China, indicating a broader impact on global supply chains [7] Group 3 - The situation reflects a shift in U.S. trade policy from mutual benefit negotiations to coercive tactics, raising concerns about the long-term implications for international trade relations [7][8] - Historical parallels are drawn to the Smoot-Hawley Tariff Act of the 1930s, suggesting that current protectionist measures could lead to severe global economic repercussions [7] - The article advocates for a return to dialogue and cooperation among nations to resolve trade disputes, emphasizing the need for a stable global trade system [8]