North Korea's deputy United Nations ambassador Kim In Ryong claimed no country other than north Korea had been the victim of "such an extreme and direct nuclear threat from the US".
Trump warned the USA will "totally destroy North Korea" if it is forced to defend itself or its allies from the rogue nation, later tweeting that "they won't be around much longer".
As tensions continue to simmer between the USA and North Korea, we are seeing mixed messages coming from Europe over support for the Trump administration's policy towards the hermit nation.
"Cooperation between Japan and the United States, and that between Japan, the United States and South Korea, are more important than before to put diplomatic pressure (on the Democratic People's Republic of Korea) to the maximum level", Sugiyama was quoted as telling a press briefing after the talks.
"The whole mainland of the USA is within our firing, and if the United States decides to go to our sacred territory, even an inch, it will not save our severe penalties in any part of the globe", he warned.
"To succeed in nuclear disarmament, countries that have the largest nuclear arsenals must first eliminate them, abandon aggressive doctrines, including those based on pre-emptive strikes, and also remove nuclear weapons deployed outside their own territory", - said Kim Yong Ryong.
Sen. Jack Reed (D-R.I.), ranking member of the Armed Services Committee, called the escalating war of words between President Donald Trump and North Korea Supreme Leader Kim Jong Un a threat to diplomacy.
The Deputy UN ambassador said that North Korea has completed its "state nuclear force this year and thus became the full-fledged nuclear power, which possesses the delivery means of various ranges, including the atomic bomb, H-bomb and intercontinental ballistic rockets".
The UN Security Council has unanimously ratcheted up sanctions on North Korea over its nuclear and ballistic missile programs since 2006.
Keane said that the USA government will try to dissuade its allies' nuclear pursuit at least while it seeks to resolve the North Korea issue through economic sanctions and diplomatic means.
According to media reports, North Korea's deputy United Nations ambassador told the United Nations general assembly's disarmament committee that Pyongyang has the right to possess defense nuclear weapons.