It seems possible that the Russians may have lent their expertise to the Chinese in terms of helping them develop an advanced ...

The submarine could significantly escalate security concerns on the Korean peninsula and in the Taiwan Strait, experts say ...

North Korea has unveiled for the first time what it says is a nuclear-powered submarine under construction, a weapons system ...

North Korea could be building a nuclear-powered submarine, possibly with Russian help, raising security concerns for the US ...

North Korea has conducted a slew of underwater-launched ballistic missile tests since 2016, but all launches were made from ...

Kim Jong Un is aiming to increase North Korea's nuclear weapons capability as the U.S. remains cautious about the country's ...

The announcement came amid fears that Pyongyang may be receiving crucial military technology from Russia in return for sending troops and weapons for its war against Ukraine.