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

North Korea recently revealed it was building a nuclear-powered submarine for the first time. However, experts believe ...

A bridge over the Tumen River is more than just a construction project; it's a symbol of shifting alliances and geopolitical ...

The US and South Korea paused their live-fire drills after the incident but the Freedom Edge 25 drills will continue through ...