South Korean army soldiers pass by a military guard post at the Imjingak Pavilion in Paju, South Korea, near the border with North Korea, Wednesday, July 19, 2023. South Korea and the United States began large annual military exercises Monday, March 4, 2024, to bolster their readiness against North Korean nuclear threats after the North raised animosities with an extension of missile tests and belligerent rhetoric earlier this year.(AP Photo/Ahn Young-joon, File)