The South Korean government on Saturday vowed to put in utmost efforts to counter mounting trade uncertainties after the U.S. Supreme Court struck down President Donald Trump's sweeping "reciprocal" tariffs on South Korea and other trading partners, noting the export conditions secured through its trade deal with the United States will mostly remain in place. The Ministry of Trade, Industry and Resources convened an emergency meeting to assess the impact of the ruling and discuss Seoul's strategy to the Trump administration's tariff policies, officials said. The move came after the U.S. Supreme Court ruled against Trump's use of the 1977 International Emergency Economic Powers Act (IEEPA) to justify duties on Friday (U.S. time), including the reciprocal tariffs, upholding a lower court's ruling. Following the legal defeat, Trump signed a proclamation to impose an additional 10 percent global tariff and vowed to undertake other tariff measures under different legal provisions. The ministry said it has been working to devise response to the anticipated situation following the ruling, vowin