North Korean officials said its status as a country with nuclear weapons "has become irreversible," despite efforts by the ...

North Korea has said its status as a nuclear state is permanent and that the U.S. should stop its hostile provocation in ...

North Korea said Monday that its status as a nuclear weapons state is "permanently specified" by law and "irreversible" in a ...

The sister of North Korean leader Kim Jong Un and a top military official issued separate warnings over the weekend ahead of ...

The status of North Korea “as a nuclear-armed state, enshrined permanently in the nation’s supreme and fundamental law, has ...

North Korea said its status as a nuclear-armed state is "permanently enshrined" in its law and "irreversible", state media ...

North Korea has a secret missile base near its border with China that poses a “potential nuclear threat” to East Asia and the ...

SEOUL, South Korea -- Soon after the ground shook around its nuclear testing facility, North Korea trumpeted its first hydrogen bomb test - a powerful, self-proclaimed "H-bomb of justice" that would ...

SEOUL, South Korea -- North Korea said Wednesday it had conducted a hydrogen bomb test, a defiant and surprising move that, if confirmed, would put Pyongyang a big step closer toward improving its ...

TOKYO -- North Korea announced it detonated a thermonuclear device Sunday in its sixth and most powerful nuclear test to date, a big step toward its goal of developing nuclear weapons capable of ...

Pyongyang issued new threats Tuesday amid tension with the U.S. and South Korea. SEOUL, April 2, 2013— -- North Korea has pledged to strengthen its nuclear weaponry by refurbishing its shelved ...

The permanent mission of North Korea to the United Nations said the country's position as a nuclear weapons state was ...