The U.S. will approve Iranian President Mahmoud Ahmadinejad's request for a visa so he can visit the U.N. as the Security Council moves to impose additional sanctions against his country for its refusal to suspend uranium enrichment.

Russia and China are expressing reservations about proposals put forward by Western powers to expand United Nations sanctions on Iran to punish the country for its defiance over its nuclear program.

North Korea has assured a visiting European Union delegation that it will implement a landmark nuclear deal and completely dismantle its weapons program.

Iran says cuts in technical aid to Tehran by the UN's nuclear agency will not affect its uranium-enrichment work.

The United Nations' nuclear watchdog has voted unanimously to cut almost half its aid programs to Iran as part of UN sanctions over Tehran's controversial nuclear program.

Iran remains a top concern for the United States because of Iran's refusal to restrict its nuclear program. The U.S. also accuses Iran of supporting terrorist groups in the Middle East. VOA's Ernest Leong reports.

Major powers on the United Nations Security Council have been holding talks on possible additional sanctions on Iran, but no agreement has been reported yet.

Iran's envoy to the U.N. nuclear agency says Tehran will never cede what he called its "inalienable right" to enrich uranium, but is prepared to resolve outstanding issues about its nuclear program.

The former prime minister of Norway is among human rights activists calling on the international community to include human rights on the agenda of negotiations with North Korea. They are also urging the U.N. Security Council to push for access by international humantarian groups to Korea's starving population. VOA's Stephanie Ho reports from Washington.