The US and North Korea accuse each other of failing to abide by the agreement.
This concerning pattern occurs in the absence of any regular engagement between the US and North Korea.
North Korea says the rocket carried a communications satellite into space, but the US and North Korea's neighbours have long believed such operations represent attempts by Pyongyang to develop long-range missiles.
The players' visit comes at a time of heightened tensions between the US and North Korea over the test and Pyongyang's launch of a three-stage rocket, a move condemned by the UN as a banned test of missile technology.
The US and North Korea's neighbours fear Pyongyang's ultimate goal is to put a nuclear warhead on a long-range missile that could target the west coast of the US, but it is not believed to have mastered the technology yet.
BBC: North Korea in nuclear warning after UN rocket resolution
The visit by the players comes at a time of heightened tensions between the US and North Korea over the test and Pyongyang's launch of a three-stage rocket, a move condemned by the UN as a banned test of missile technology.
Those efforts led to the signing of the February 13, 2007 bilateral deal between the US and North Korea, in which Pyongyang pledged to end its nuclear programs within 60 days in exchange for diplomatic acceptance by the US and economic assistance from the US and the international community.
The resolution, which is expected to pass, was proposed by China and the US, and will target North Korea's diplomats, cash transfers and access to luxury goods.
Rather than fearing the US, Iran, Syria and North Korea behave as though the US is a paper tiger.
It was the result of a compromise deal between the US and China, North Korea's closest ally.
The talks involving the US, North and South Korea, China, Russia and Japan could get underway again as soon as next month.
"We are expecting to discuss how South Korea and the US can co-operate to cope with North Korea's threats, to analyse North Korea's threats and to discuss how to further improve the South Korea-US military relationship, " ministry spokesman, Kim Min-seok, said.
Israel and the US view North Korea as an isolated Asian nuisance that has little connection to the war in the Middle East.
The US, South Korea and Japan - who believe North Korea is working to develop long-range missiles capable of carrying nuclear warheads - want action such as the strengthening of sanctions.
At the Olympics Kazakhstan and North Korea are beating us in the medal count.
The UN resolution, passed on Tuesday, was proposed by the US and backed by China, North Korea's closest ally and biggest trading partner.
The US and other regional allies fear North Korea is working to develop a nuclear warhead small enough to arm a missile, though it is not believed to have achieved this yet.
Mr DeTrani added that the US was handling the situation well and that it was up to North Korea to break the cycle.
While North Korea has issued many threats against the US and South Korea in the past, recent days have seen unusually fiery and sustained rhetoric.
The move drew condemnation from the US and South Korea and led to the UN resolutions prohibiting the North from nuclear and ballistic missile activity.
For instance, when the US reacted to North Korea's 2006 nuclear and ICBM tests by reinstating the six-party talks in the hopes of appeasing Pyongyang, Iran learned that by exhibiting an interest in engaging the US on its uranium enrichment program it could gain valuable time.
Officials from the US, China, North Korea and Japan, among other countries, also sent messages of condolence.
North Korea has made multiple threats against both the US and South Korea in recent weeks, including warning of a "pre-emptive nuclear strike" on the US and the scrapping of the Korean War armistice.
Six-party talks involving the US, China, Russia, Japan and the two Koreas aimed at ending North Korea's nuclear programme have been stalled since April 2009.
The US Treasury added the Foreign Trade Bank (FTB) of North Korea and Paek Se-bong, the chairman of a committee which it said oversaw production of ballistic missiles, to the sanctions list.
North Korea on Monday rejected calls for talks by the US and South Korea, but its rhetoric does appear to have lessened recently, and regional fears of a missile launch have so far not been realised, our correspondent adds.
Finally, Bush argued that to defeat Iran, Syria and North Korea, the US must have international support for its efforts.
After threatening a pre-emptive nuclear attack on the US and war on neighbouring South Korea, North Korea said it intended to restart facilities at its Yongbyon nuclear complex.
In recent weeks reports from both the US and South Korea have described activity at North Korea's nuclear test sites, sparking concerns North Korea could be preparing for a third test.
BBC: North Korea in nuclear warning after UN rocket resolution
Instead of reciprocating the gesture as Beijing assured us North Korea would the regime pocketed the concession and became even more intransigent.
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