![President Joe Biden and South Korea's President Yoon Suk-yeol on the South Lawn of the White House on April 26. AP](https://thenational-the-national-prod.cdn.arcpublishing.com/resizer/v2/O6AUV7CABSHWCXX5SGDYLVY3JQ.jpg?smart=true&auth=bd596843f3455fef301fb4e60ebad9dac734b90567d3621b13293690d87250fb&width=400&height=225)
President Joe Biden and South Korea's President Yoon Suk-yeol on the South Lawn of the White House on April 26. AP
President Joe Biden and South Korea's President Yoon Suk-yeol on the South Lawn of the White House on April 26. AP
US to send nuclear-armed submarines to South Korea
President Joe Biden tells South Korean leader the US is strengthening defence ties with Seoul as Pyongyang tests missiles