全球瞭望丨南非专家：南非主办的G20峰会揭示美国影响力衰落

Core Insights - The article highlights the decline of U.S. influence as South Africa hosts the G20 summit, achieving consensus without U.S. participation for the first time in history [1] - The global governance machinery continues to function without the U.S., indicating a shift in the global economic focus [1] - The narrative of economic "decoupling" promoted by the U.S. is largely unresponsive, with other nations emphasizing connectivity instead [1][2] Group 1 - The G20 summit in South Africa marked a historical moment where consensus was reached without U.S. involvement, suggesting a significant shift in global decision-making dynamics [1] - The absence of the U.S. did not disrupt the summit's proceedings, reflecting a potential transition in the global economic center of gravity [1] - Other countries are increasingly resistant to the ideological and economic constraints of a new Cold War, favoring collaboration over division [1] Group 2 - The U.S. government has increasingly relied on unilateral measures such as secondary sanctions and market entry threats, which are accelerating its influence decline [2] - Each sanction and export ban encourages countries to develop alternative systems and competitive technologies, reinforcing a multipolar world [2] - The repeated use of unilateralism sends a clear message to the world: do not rely on the U.S. [3]