The powerful sister of North Korean leader Kim Jong Un has threatened a high-profile response to the arrival of a U.S.

North Korea condemned an upcoming U.S.-South Korea joint military exercise Friday, saying that "counteraction is inevitable" ...

South Korea's military says North Korea has fired several ballistic missiles into the sea. The launch Monday happened hours ...

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