Group 1 - The U.S. will impose a 15% tariff on South Korea, including automobiles, while South Korea will fully open trade with the U.S. and invest $350 billion in U.S.-controlled projects [1][3] - South Korea plans to invest $150 billion specifically for U.S.-South Korea shipbuilding cooperation, with a focus on LNG and methanol-powered vessels [3][6] - The U.S. has a significantly lower market share in global shipbuilding compared to China, Japan, and South Korea, with 2024 completion rates projected at 51.99%, 26.78%, and 11.67% respectively [8] Group 2 - South Korea's investment plan aims to reduce the trade deficit with the U.S. and includes a proposal to support the U.S. shipbuilding industry [3][11] - Concerns have been raised in South Korea about potentially losing its shipbuilding advantages to the U.S. as a result of the trade agreement [13][15] - The investment strategy mirrors Japan's approach, which successfully negotiated lower tariffs in exchange for significant investments in key sectors [16] Group 3 - In 2023, South Korea's exports accounted for 37.6% of its GDP, the highest among G20 countries, with major exports including vehicles, semiconductors, and ships [17] - The U.S. is one of South Korea's top trading partners, with a trade surplus of $566 billion projected for 2024 [17]