The United Nations imposed tough sanctions on North Korea last month following its third nuclear test.
Fifteen years have now elapsed since the United States last conducted an underground U.S. nuclear test.
The United Nations imposed fresh sanctions against North Korea following its nuclear test on 12 February.
The UN resolution pledged "significant action" if North Korea carried out a third nuclear test.
We will strive for the early entry into force of the Comprehensive Nuclear Test-Ban Treaty.
First, ending the stalemates on the Fissile Material Cut-off Treaty and the Comprehensive Nuclear Test Ban Treaty.
President Bush calls for a decisive United Nations response to North Korea's claims of a nuclear test.
One of China's leading newspapers, The Global Times, again warns North Korea against conducting another nuclear test.
The Security Council also committed to take additional measures in the event of another nuclear test or launch.
If it's proven that they have in fact conducted a nuclear test, does that really change the situation?
Last month the United Nations imposed fresh sanctions against North Korea following its nuclear test on 12 February.
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He also negotiated a limited nuclear test ban treaty that inhibited the proliferation of weapons of mass destruction.
This treaty is so ineffective it doesn't even have a practical definition of what constitutes a nuclear test.
She warned that the UN would "take further significant actions" if Pyongyang were to carry out another nuclear test.
Xia Liping from Shanghai Institute for International Studies says Kim may be using the nuclear test for domestic political consideration.
But it backed UN sanctions against Pyongyang after the nuclear test, in a move seen by some as a shift.
Washington, Tokyo, Seoul and others consider both the rocket launch and the nuclear test provocative acts that threaten regional security.
Shalikashvili, former chairman of the Joint Chiefs of Staff, came out in favor of reviving the Nuclear Test Ban Treaty.
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In 1963, President Kennedy signed the documents of ratification for a nuclear test ban treaty with Britain and the Soviet Union.
In a radio address Monday, South Korean President Lee Myung-bak made his first public statement about North Korea's latest nuclear test.
And Prime Minister Noda, how likely do you think it is that North Korea will carry out a third nuclear test?
Mr Abe said both countries had to take a tough stance on North Korea, which recently conducted a third nuclear test.
It has been 10 years this week since the last U.S. nuclear test shook the ground at the Nevada Test Site.
South Korean experts say they have not detected any radioactive isotopes from North Korea's nuclear test, hampering efforts to assess the device.
The forensic investigation of this nuclear test is only just getting underway.
So tough exchange controls would be likely to accompany a nuclear test.
Is President Bush responsible for imposing the present unilateral nuclear test moratorium?
That is, the assessments must be grounded on existing nuclear test data, nonnuclear tests, fundamental science experiments, and simulations using validated computer models.
Concerns about the Clinton policies prompted a majority of the U.S. Senate to reject their cornerstone: the Comprehensive Nuclear Test Ban Treaty (CTBT).
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