German Chancellor Angela Merkel, who is not attending the General Assembly, told a German broadcaster that she "clearly" disagrees with Trump's threat Tuesday to destroy North Korea if the U.S.is forced to defend itself or its allies.
Preston said American military action against North Korea under the Trump administration was "unlikely" because USA military officials would oppose it and the Republican "tends to be very deferent to military opinion".
South Korea said it was the first direct statement of its kind by a North Korean leader.
Mr Kim did not specify what action he would take against the United States or Mr Trump, whom he called a "mentally deranged U.S. dotard" in the latest bout of insults the two leaders have traded. Muir said. "Will there be military action?"
Much of the regime's domestic legitimacy rests on portraying the country as under constant threat from the United States and its regional allies, South Korea and Japan.
US Secretary of State Rex Tillerson expressed hope in an interview with ABC that sanctions and "voices from every corner of the world" could lead North Korea back to talks, but admitted intensifying rhetoric had left Washington "quite challenged".
"North Korea's nuclear weapons either already are, or are on the verge of becoming, hydrogen bombs", he said, predicting they could "sooner or later" deliver them by intercontinental ballistic missiles.
"Foreign financial institutions are now on notice that going forward they can choose to do business with the United States or with North Korea, but not both", Mnuchin said.
"We are talking about putting a live nuclear warhead on a missile that has been tested only a handful of times". It did not name specific weapons systems.
North Korea fired a missile on Friday that flew over Hokkaido in northern Japan and landed far out into the Pacific Ocean, according to Japanese and South Korean officials, further ratcheting up tensions in the region.
China's Party media is "openly resorting to interference in the internal affairs of another country", it declared, criticizing it for "being oblivious to the mission of the media, which should regard objectivity and impartiality as their lifeline".
But a Chinese foreign ministry spokesman said Trump's announcement was "not consistent with the facts", though he gave no indication what steps China might be taking. As a response Japan has confirmed its initiative to fully cooperate with the United States and other relevant countries of the situation to respond to these acts of aggression. In a one-and-only such test in 1962, the US launched a nuclear-tipped ballistic missile from a submerged submarine.