美国和韩国几个月来一直坚持说，在美韩同意恢复六方会谈之前，朝鲜必须遵守以往有关取消其核项目的承诺。六方会谈将为平壤提供经济和外交方面的好处，作为对朝鲜非核化的回报。
South Korea's chief nuclear negotiator is in Beijing for talks that will deal with a new North Korean proposal to freeze its nuclear weapons and missile programs if six-nation talks are resumed.The United States has already welcomed the offer but said it was not sufficient for a resumption of talks. The South Korean envoy, Wi Sun-lac, said on arrival in Beijing Thursday that the North Korean offer was one of the issues that would come up in his talks with China's nuclear negotiator, Wu Dawei.
The United States and South Korea have insisted for months that North Korea must honor its past promises to dismantle its nuclear programs before they will agree to a resumption of the six-party talks, which would offer Pyongyang economic and diplomatic incentives to denuclearize.
