According to North Korea’s claims, the device in question was a small hydrogen bomb. Experts in South Korea have cast doubt on the claim that it was actually an H-bomb, however. South Korean ...

The nuclear-powered USS Alexandria is a 360-foot fast-attack submarine equipped with Tomahawk missiles and MK48 torpedoes.

North Korean leader Kim Jong Un has said an elevated U.S. security partnership with South Korea and Japan poses a grave ...

Here is a look at North Korea’s nuclear capabilities and the history of its weapons program. 1985 North Korea signs the Nuclear Non-Proliferation Treaty (NPT). 1993 The International Atomic Energy ...

North Korea reportedly fired another missile, less than two weeks after its suspected hydrogen bomb test, South Korea's Yonhap News said on Friday morning local time. South Korean military ...

it would demonstrate the bomb's ineffectiveness and reduce its deterrent effect in other arenas. The war ended up being a see-saw affair that saw the UN forces retreat from North Korea to the ...

WASHINGTON − President-elect Donald Trump's nominee to lead the Pentagon upset key U.S. ally South Korea Tuesday when he labeled North Korea a "nuclear power" in a statement submitted to a ...

SEOUL, South Korea — Denuclearization of North Korea is a prerequisite for global stability, South Korea said Tuesday after President Donald Trump described the reclusive regime as a “nuclear ...

The drill — seen as a show of force against North Korea — comes as tensions are rising over the North’s recent launches of rubbish-carrying balloons toward South Korea and other provocations.