South Korea and the United States have been discussing a shipbuilding tie-up that could include investments to modernise U.S. shipyards and more help to repair the U.S. naval fleet as Seoul seeks better tariff terms,

South Korea's efforts to secure a tariff deal with the U.S. are intensifying, with high-level meetings in Washington. The focus is on easing tariffs and fostering cooperation in manufacturing sectors like shipbuilding and chips.

Less than two months into his presidency, South Korean leader Lee Jae Myung is facing an early diplomatic and economic test, as his top negotiators struggle to make headway in trade talks with the US before higher levies kick in next week.