"There is anxiety in United States capitals about the risk of attack from North Korea and Americans are getting more serious about a military response".
The Trump administration, by contrast, has argued that a radical step is necessary after North Korea made large steps in refining its nuclear arsenal, including tests previous year of what it said was a hydrogen bomb and of a... However, the U.S.is committed to maintaining its maximum pressure campaign until North Korea denuclearizes.
The agency has condemned North Korea's repeated nuclear tests.
When asked whether she thought Mr Peters could be shoulder-tapped again, Ms Ardern said the government was willing to do whatever was required to facilitate the talks, which are set to happen before the end of May.
"Whatever role we can play we see it as being good for the region, good for the world".
"But it's a matter of us being really available, playing our part as an global actor to encourage talks and dialogue and supporting those sanctions until we see a resolution".
Secretary of State Rex Tillerson said Friday that President Trump's sudden decision to go to North Korea to meet with dictator Kim Jong Un was the commander-in-chief's alone.
Even if there was no immediate outcome from such talks, the fact of them being proposed was "something to be welcomed".
"Open dialogue is something we've wanted to see as opposed to a further escalation - and you can not get higher level than this", she said.
Former NBA star Dennis Rodman, the only prominent American who has met Kim Jong Un, said Friday he knew the doors between North Korea and the United States would open one day.
"The IAEA is closely following the recent developments related to the nuclear program of the Democratic People s Republic of Korea", the Vienna-based United Nations body said in a statement.
South Korea's President Moon described the announcement as "historic" and thanked both leaders for seeking a diplomatic solution to the denuclearization of the Korean Peninsula.
A senior State Department official told CNN "we'll be ready" for the talks to advance.
Rodman, a 1990s star of the Chicago Bulls, where he won three National Basketball Association championships, has visited North Korea several times, in 2013, 2014 and again a year ago, meeting Kim, a self-avowed National Basketball Association fan.
The exact timing and location has not yet been confirmed, but this will be the first meeting between a sitting US president and a North Korean leader - a major diplomatic breakthrough.
It comes only months after the pair hurled insults at each other.
"Great progress being made", Trump tweeted after the announcement.
At a quickly called appearance on a White House driveway, Chung told reporters that Kim had "expressed his eagerness to meet President Trump as soon as possible" and that "President Trump appreciated the briefing and said he would meet Kim Jong Un by May to achieve permanent denuclearization".
But such a meeting between the two unpredictable leaders could also come with risks, according to Jenny Town, assistant director of the U.S. -Korea Institute at the John Hopkins School of Advanced International Studies. "Please send my regards to Marshall [sic] Kim Jong-un and his family". In the past, India had sought a probe into North Korea's nuclear proliferation linkages and demanded that those responsible for it should be held accountable. To be successful, she said, the US will need to go in with clear objectives, controlled messaging and consultation with South Korea - all things that could present challenges for the undisciplined and unpredictable Trump.
"In all honesty, that came as a little bit of a surprise to us, as well that he was so forward-leaning in his conversations with the delegation from South Korea".