AdvertisementAdvertisementEast AsiaA screen shows flags of South Korea and the United States to celebrate the 70th anniversary of the South Korea-US alliance in Seoul, South Korea, on Apr 26, 2023. (File photo: AP photo/Ahn Young-joon)14 Nov 2025 12:31PM (Updated: 14 Nov 2025 12:44PM) Bookmark Bookmark WhatsApp Telegram Facebook Twitter Email LinkedInRead a summary of this article on FAST.Get bite-sized news via a newcards interface. Give it a try.Click here to return to FAST Tap here to return to FASTFAST WASHINGTON: The United States and South Korea released details of a trade agreement on Friday (Nov 14) that includes a US$150 billion Korean investment in the American shipbuilding sector and an additional US$200 billion earmarked for industrial sectors, the two countries said.The joint announcement followed a meeting in October between South Korean President Lee Jae Myung and US President Donald Trump, where they agreed to a deal that would cut American import duties on South Korea's products to 15 per cent from 25 per cent."Finally, the South Korea-US trade, commerce, and security negotiations, which were among the biggest variables affecting our economy and security, are ... concluded," Lee said on Friday."Good competition requires excellent partners, and I believe President Trump's rational decision played a significant role in achieving meaningful agreement."Under the agreement, Lee said South Korea will build nuclear-powered submarines and form a new partnership with the US on shipbuilding, artificial intelligence and the nuclear industry.A fact sheet released by the White House said that the US gave approval for South Korea to build nuclear-powered submarines.Washington will work closely with Seoul to find avenues to source fuel, it said.The White House said South Korea will invest US$350 billion in the US, including US$150 billion in the shipbuilding sector. South Korea deems building nuclear submarine at home 'reasonable'Commentary: South Korea’s tightrope walk between China and the USSOUTH KOREA FX STABILITYEarlier, South Korea said the package of US$350 billion included US$200 billion in cash that would come in instalments no larger than US$20 billion a year in an effort to keep the won stable.The fact sheet said the two countries have "a mutual understanding" that South Korea's investment should not "give rise to market instability" in Asia's fourth-largest economy.If signs of instability appeared, South Korea could seek an "adjustment in the amount and timing of the funding, and the US will, in good faith, give due consideration to such request", the fact sheet said.On Friday, Lee said project investments would be limited to those that were commercially viable.In a televised briefing on Friday, Lee's national security adviser said the two countries had discussed the issue of nuclear submarines on the "premise" that the vessels would be built in South Korea.Trump previously said the submarines would be built in a Korean-owned shipyard in Philadelphia.Washington "supports the process that will lead to (South Korea's) civil uranium enrichment and spent fuel reprocessing for peaceful uses", the joint statement said.A trade deal was first unveiled in July, when South Korea agreed to invest hundreds of billions of dollars in US projects in exchange for lower tariffs.Source: Reuters/rlNewsletterWeek in ReviewSubscribe to our Chief Editor’s Week in ReviewOur chief editor shares analysis and picks of the week's biggest news every Saturday.NewsletterMorning BriefSubscribe to CNA’s Morning BriefAn automated curation of our top stories to start your day.Sign up for our newslettersGet our pick of top stories and thought-provoking articles in your inboxSubscribe hereGet the CNA appStay updated with notifications for breaking news and our best storiesDownload hereGet WhatsApp alertsJoin our channel for the top reads for the day on your preferred chat appJoin hereAlso worth readingContent is loading...Expand to read the full storyGet bite-sized news via a newcards interface. Give it a try.Click here to return to FAST Tap here to return to FASTFAST