Asked Wednesday about any contacts between North Korea and USA officials since that meeting, State Department spokeswoman Heather Nauert said, "not that I'm aware of".
When reports of the potential trade investigation first emerged more than a week ago, China's Commerce Ministry stressed the importance of U.S.
In a statement Saturday, Macron said the situation "undermines the preservation of worldwide peace" and the North Korean regime "poses a serious threat to the security of its neighbors".
"We don't want to talk about progress, we don't want to talk about back channels", Trump stated. Throughout the past half a year of rhetoric, the United States has been threatening North Korea far more than North Korea has been threatening the US.
Humphrey described the brinkmanship of nuclear war with North Korea as the reason why the commission needs to be established.
The man behind the documentary "An Inconvenient Sequel: Truth to Power" may not see eye-to-eye with Mr. Trump on environmental issues, but he told Newsweek for an interview published Friday that diplomatic crises over North Korea's nuclear weapons program is another story.
"They've been doing this to our country for a long time, for many years, and it's about time that somebody stuck up for the people of this country and for the people of other countries".
North Korea responded with a specific threat, saying it would attack the waters around the USA territory of Guam.
Trump later publicly signalled his interest in talks, saying in May that he would be "honored" to meet with North Korean leader Kim Jong Un "under the right circumstances" to defuse tensions over North Korea's nuclear program.
On Friday, he tweeted: "Military solutions are now fully in place, locked and loaded, should North Korea act unwisely".
Despite outrage in the US with Mr Warmbier's treatment and sharp condemnation by President Trump, the US-North Korean interactions in NY continued. "And I think China will do a lot more". Even former Obama national security adviser Susan Rice admits that USA efforts to denuclearize North Korea have failed - though her advice is to learn to tolerate a nuclear-armed North Korea.
Even as tensions between the USA and North Korea have intensified, along with President Donald Trump's rhetoric, U.S. diplomats have quietly and steadily been in contact with their North Korean counterparts.
There, Yun learned about the health condition of Otto Warmbier, the young American who had gone to North Korea on a short trip, only to be arrested for allegedly stealing a poster.