Nuclear Policy

WASHINGTON — The latest round of international negotiations over Iran's disputed nuclear program concluded Saturday with no sign of progress and the future of the fitful diplomatic effort uncertain. Officials from Iran and the six world powers had...

WASHINGTON -- International negotiations over Iran’s disputed nuclear program broke up Saturday still far from an agreement and with the future of the fitful diplomatic effort uncertain. Officials from Iran and the six world powers had “long...

WASHINGTON -- The latest negotiations over Iran’s nuclear program appeared to hit a snag in their opening hours Friday amid arguments over whether Tehran has properly responded to a proposal to work out acceptable curbs on its efforts. At a...

BEIJING — North Korea is sometimes mocked as the mouse that roared, one of the poorest countries in the world threatening two economic and military giants, the United States and South Korea. But under Kim Jong Il and now his 30-year-old son, Kim...

More carrot, less stick. That’s the advice of some nonproliferation experts for the United States and its five partners in negotiations that resume Friday aimed at dissuading Iran from building a nuclear bomb. But with threats of nuclear...

The Obama administration is reacting responsibly to a series of provocations from North Korea, shoring up defenses while seeking a diplomatic solution to the crisis. But even if North Korea is deterred from attacking South Korea or U.S. forces for the...

North Korea has moved a missile with “considerable range” to its east coast, South Korea's defense minister said Thursday, but he added that there are no signs that Pyongyang is preparing for a full-scale conflict. The report came hours...

SEOUL -- In what is becoming a daily ritual, North Korea has threatened the United States, saying it is prepared to strike with “smaller, lighter and diversified” nuclear weapons. The statement from the North Korean military, relayed early...

LONDON – Amid international alarm over saber-rattling by North Korea, British Prime Minister David Cameron made an impassioned defense Thursday for maintaining his country’s independent nuclear deterrent, despite growing domestic complaints of...

SEOUL — Escalating the stakes of a standoff with Washington and its allies, North Korea is signaling that it will abandon two decades of negotiations to constrain its nuclear program and will close the door on any deal over its atomic weapons and...

SEOUL -- North Korea announced Tuesday that it would restart nuclear facilities that were closed as part of a 2007 international disarmament agreement. The move comes at the urging of the communist state's leader, Kim Jong Un, for the country to build...

North Korea vowed Tuesday to restart all mothballed facilities at its main Yongbyon nuclear complex, adding to tensions already raised by near daily warlike threats against the United States and South Korea. The reactor was shut down in 2007 as part...