**Tariff Tussle: US Supreme Court Deals Trump a Major Blow** In a landmark ruling that has sent shockwaves across the globe, the United States Supreme Court has dealt a significant blow to former President Donald Trump's trade policies. On a 6-3 decision, the court struck down Trump's sweeping tariff measures, imposed under a law designed for national emergencies. This ruling has far-reaching implications for the global economy, particularly for Nigeria, which has a significant stake in international trade. The controversy centered around the International Emergency Economic Powers Act (IEEPA), a 1977 law that the Trump administration claimed granted the president broad authority to impose tariffs during national emergencies. However, the court disagreed, warning that such an interpretation would infringe on Congress's constitutional powers and breach the "major questions" doctrine. This doctrine, which has been a cornerstone of the court's conservative majority, holds that executive actions of vast economic and political significance must be clearly authorized by Congress. The court's decision effectively nullifies Trump's "reciprocal" tariffs, which targeted goods imported from most US trading partners. This move was seen as a major escalation of the trade war between the US and its global partners. The court's ruling is a significant check on presidential authority over trade policy, reinforcing the limits of the executive branch's power. For Nigeria, which relies heavily on international trade, this ruling is a reminder that global economic policies are shaped by the complex interplay of national and international laws. The implications of this ruling are not limited to the US. As a major player in the global economy, Nigeria's trade policies are influenced by the actions of other countries, including the US. This ruling sends a clear signal that the US is committed to upholding the rule of law and respecting the constitutional powers of Congress. For Nigerians, this ruling offers a glimmer of hope that the complexities of international trade can be navigated through a rules-based approach. As the global economy continues to evolve, this ruling serves as a reminder that the interests of nations are intertwined, and that cooperation is essential for promoting economic growth and stability.