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

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 ...

The absence of any diplomatic engagement with North Korea during the past four years has resulted in a more belligerent North ...

North Korea on Tuesday denounced the recent arrival of a U.S. Navy attack submarine in Busan, warning that it would respond ...

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

The short-range missiles landed in the Sea of Japan, South Korea said. SEOUL and TOKYO -- North Korea launched "several short-range ballistic missiles," that landed in the Sea of Japan Tuesday ...

After emerging from the 1950-53 war with North Korea, South Korea emerged as one of the 20th century’s most remarkable economic success stories, becoming a developed, globally connected ...

North Korea’s state-run media lashed out at the United States on Tuesday over the arrival of a fast-attack submarine in South Korea’s largest port, calling it an “undeniable threat” and an effort to ...