U.S. experts warn on North Korea nuclear warheads
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North Korea can make a nuclear warhead that can be mounted on missiles capable of hitting all of South Korea and most of Japan, U.S. nuclear experts said in a report obtained on Wednesday.
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North Korea appeared close Sunday to test-firing a long-range missile capable of reaching the United States, prompting the White House to warn of an appropriate response and Japan to threaten a &quot;fierce&quot; protest to the United Nations.
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A top State Department official cautioned North Korea on Monday to avoid &quot;any type of provocative activity&quot; and to return to negotiations on its nuclear weapons program.
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Leaders of the Senate Foreign Relations Committee said Sunday the Bush administration should talk directly with North Korea as concerns grow over a possible test launch of a missile that could reach the U.S.
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The Bush administration may think  tough talk will discourage Iran's nuclear ambitions, but U.S.  policy on Iraq and North Korea has left the Islamic state  believing that only nuclear weapons can deter the possibility  of U.S. invasion, experts said on Thursday.
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The United States has seen signs in recent days that North Korea is preparing to shut down its Yongbyon nuclear complex as called for under a six-country agreement, a U.S. official said on Monday, but other officials were more cautious.
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A nuclear test by North Korea could encourage Japan, Taiwan and possibly South Korea to initiate their own nuclear programs in the already unsettled region, according to a report by Republican staff on the House Intelligence Committee.
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North Korea threatened on Saturday to  double the size of its nuclear deterrent if the United States  did not drop what Pyongyang sees as a confrontational policy  aimed at unseating the communist leadership there.
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US technical experts Tuesday began a rare visit to North Korea to examine ways to disable the communist state&#39;s nuclear programmes which have produced at least one atomic bomb.
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The United States should reexamine a  questionable charge that North Korea has a covert uranium  enrichment program, a key American complaint against Pyongyang  that could complicate the new nuclear weapons deal, experts  said on Wednesday.
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North Korea's plutonium-producing nuclear reactor could be disabled by the end of the year, the top U.S. negotiator said Monday.
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The United States warned that it would be a major international concern if North Korea launched a long-range missile, amid reports Pyongyang may be preparing to test-fire the weapon.
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North Korea has enough plutonium to build an estimated four to eight crude nuclear warheads that could potentially be mounted on medium-range missiles, a Washington-based think tank said.
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North Korea on Monday blamed the United States for the stalemate in talks on its nuclear weapons programs, and warned it would use a &quot;war deterrent force&quot; if Washington brought the nuclear dispute before the UN Security Council.
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The United States should use incentives to entice North Korea to scrap its nuclear programs, including a "buyout" pegging aid to the amount of plutonium Pyongyang surrenders, a panel of experts said.
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Impoverished North Korea might resort to selling weapons-grade plutonium to terrorists for much-needed cash, and that would be "disastrous for the world," the top U.S. military commander in South Korea said Friday.
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SYDNEY, Sept. 8 -- The United States, China and Russia plan to send teams of experts to North Korea next week to survey nuclear facilities, a step toward disabling the country's nuclear weapons program, U.S. officials said Friday.