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

North Korea on Sunday released photos of a strategic cruise missile test, aimed at enhancing its nuclear capabilities under ...

Leader Kim Jong Un pledged to pursue "sustained countermeasures," citing security ties between the U.S. and its regional allies.

In addition to expanding its nuclear strike capabilities by conducting nuclear and missile tests, North Korea has also built a light-water nuclear reactor and uranium enrichment facility and ...

North Korea has test-fired sea-to-surface strategic guided cruise missiles, state news agency ... military exercises regularly infuriate the nuclear-armed North, which decries them as rehearsals ...

North Korea's state-run Korean Central News Agency claimed a successful test of a new type of intermediate-range hypersonic ballistic missile. The last time North Korea test-fired a ballistic ...

SEOUL, South Korea — North Korea ... Kim observed the test of sea-to-surface strategic cruise guided weapons Saturday. The term “strategic” implies the missiles are nuclear-capable.

South Korea's military said it had detected multiple test ... about its nuclear capabilities. In November, North Korea tested its most advanced solid fuel intercontinental ballistic missile ...

The International Atomic Energy Agency (IAEA) demands that inspectors be given access to two nuclear waste storage sites. In response, North Korea threatens to quit the NPT but eventually opts to ...

SEOUL, South Korea — North Korea on Tuesday test ... range missile designed to strike remote targets in the Pacific as leader Kim Jong Un vowed to further expand his collection of nuclear ...

SEOUL, South Korea (AP) — North Korea ... observed the test of sea-to-surface strategic cruise guided weapons on Saturday. The term “strategic” implies the missiles are nuclear-capable.