North Korea has forged ahead with its nuclear development after declaring the so-called six-party talks dead in 2008, overturning its commitments made under a 2005 disarmament deal aimed at rewarding it with economic incentives.
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Wang reiterated China's calls for a resumption of the talks between North Korea, South Korea, the United States, Japan, Russia and host China.
"Confrontation can only bring tension, and war can only cause disaster," Wang said. "Some dialogue is better than none, and better early than later."
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U.N. High Commissioner for Human Rights Navi Pillay urged world powers last month to refer North Korea to the prosecutor of the International Criminal Court following a U.N. report documenting crimes against humanity comparable to Nazi-era atrocities.
China has rejected what it said was "unreasonable criticism" of Beijing in the U.N. report, but has not said directly whether it would veto any proceedings in the Security Council to bring Pyongyang to book.
The team also recommended targeted U.N. sanctions against civil officials and military commanders suspected of the worst crimes. North Korea is already subject to U.N. sanctions for refusing to give up its atomic bomb program.