Korean Peninsula Arms Race Heats Up With Dueling Nuclear Submarine Programs
A vessel described by North Korea as its first nuclear-powered submarine is nearing completion while South Korea has plans to build its first nuclear sub at a Philadelphia shipyard.
In this undated photo provided December 25, 2025, by the North Korean government, its leader Kim Jong Un inspects a nuclear-powered submarine under construction at an undisclosed location in North Korea. Korean Central News Agency/Korea News Service via AP
