North Korea has reportedly deployed its first nuclear attack submarine as part of a fleet that patrols the Sea of Japan, between the Korean peninsula and Japan, state media reported.

North Korea launched a new “Korean-style tactical nuclear attack submarine” on Wednesday, according to the state-run Korean Central News Agency (KCNA), during a ceremony attended the country ...

The aircraft, also known as Poseidon, is tasked with detecting North Korean submarine fleet, according to South Korean ...

North Korea has unveiled for the first time what it says is a nuclear-powered submarine under construction, a weapons system that can pose a major security threat to South Korea and the US.

The United States and South Korean navies held talks on undersea warfare as the alliance strengthened their capabilities against North Korea's nuclear attack submarine.

South Korean military said it has detected signs of North Korea building a nuclear-powered submarine.

North Korea unveiled for the first time a nuclear-powered submarine under construction, a weapons system that can pose a major security threat to South Korea and the U.S.

North Korea said they built a “tactical nuclear attack submarine” in 2023, but South Korean officials shedded doubt whether it actually worked.

North Korea activated its first tactical nuclear attack submarine to patrol the waters between Japan and the Korean peninsula, though it is unknown if it has nuclear warheads.

South Korean military said it has detected signs of North Korea building a nuclear-powered submarine.

In 2023, North Korea announce d the completion of a “tactical nuclear attack submarine.” It was a remodeled Soviet-era diesel-powered vessel that it said was capable of launching nuclear missiles.

North Korea has unveiled for the first time what it says is a nuclear-powered submarine under construction, a weapons system that can pose a major security threat to South Korea and the US.