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In page North Korea–United States relations:

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In exchange for substantial fuel aid, North Korea agreed to shut down the Yongbyon nuclear facility. The United States also agreed to begin discussions on normalization of relations with North Korea, and to begin the process of removing North Korea from its list of state sponsors of terrorism.[2][3][4] The US Chief Negotiator Christopher R. Hill stated North Korea has adhered to its commitments.[citation needed] The sixth round of talks commencing on March 19, 2007, discussed the future of the North Korean nuclear weapons program.[5]