Trump told his supporters in Des Moines, Iowa that he rated the mental state of the three autocratic rulers above that of his Democratic rival, Joe Biden.
Kim's crying over the country's economic collapse under U.S.-led sanctions may suggest a willingness to restart nuclear disarmament talks with the Trump administration.
Grappling with multiple crises, the dictator admitted he had failed to live up to the trust and loyalty of the North Korea people.
Military experts say the new liquid-fueled ICBM appears to more powerful than anything previously known to be in the nation's weapons arsenal.
Kim gave a speech during festivities marking the 75th anniversary of the Workers' Party of Korea.
Kim Jong Un "offered his sympathy to the president and the first lady" while saying "they will surely overcome it" on Friday night.
Woodward's forthcoming book includes the first-reported excerpts of letters Trump has exchanged with the North Korean leader.
Fresh reports of the North Korean leader's demise emerged late last week, but there is no evidence to support them.
Journalist Bob Woodward's new book will contain details of 25 letters sent between the two leaders, publisher Simon & Schuster has said.
A Korean Central News Agency report on a meeting chaired by supreme leader Kim Jong Un said that "the dangerous situation in Kaesong City that may lead to a deadly and destructive disaster."
As concern mounts for the rapper's health, West is continuing to post several erratic tweets about his wife Kim Kardashian and his mother-in-law, Kris Jenner.
The younger sister of Kim Jong Un said she had obtained special permission from her brother to acquire and watch the footage.
U.S.-North Korean negotiations on denuclearization and sanction relief have thus far produced little of note, with relations on the peninsula deteriorating in recent months.
Vice Foreign Minister Choe Son Hui said on Saturday North Korea's policy wouldn't change and U.S. negotiations will not continue.
Japan's defense minister Taro Kono told reporters that the belligerence from Pyongyang was a diversionary tactic from the spread of the coroanvirus and the leader's health.
The anniversary comes amid fresh tensions and posturing on the Korean peninsula, where the U.S. and South Korea have been unable to forge a denuclearization deal with Pyongyang.
"It makes sense for North Korea to build up the sister now. Kim Jong Un's kids are too young to succeed him over the next 20 years," Professor Sung-Yoon Lee said.
The director-general of the Center for Disease Control and Prevention in China, where the virus was first reported, has previously warned not wearing masks is a "big mistake."
During an appearing on "Hotboxin'" the former NBA star spoke about his experience visiting North Korea.
The honor was in recognition of Kim's "major personal contribution" to commemorating Soviet citizens who died liberating the Korean peninsula at the end of the war.
"I, for one, am glad to see he is back, and well!," Trump tweeted about Kim Jong Un on Saturday after the North Korean leader emerged following a two-week disappearance.
Previous to now, the head of state hadn't been publicly seen for two weeks, raising concerns about his health and rumors about his disappearance amid the coronavirus epidemic.
Kim has not been seen in public since April 11, prompting speculation that he may be dead or otherwise incapacitated, or that he is trying to avoid the coronavirus pandemic.
Kim has not been seen in public since April 11, with some reports claiming that the dictator may have died or been incapacitated during failed heart surgery.
Rumors have swirled regarding Kim's health after he missed the celebration of his late grandfather's 108th birthday on April 15..
China has sent a medical team to assess the health status of the supreme leader, Reuters reported.
China has sent a team of doctors to North Korea to help determine Supreme Leader of North Korea Kim Jong Un's health status, Reuters reported on Friday. Hong Kong state media reported that Kim was dead, though there has been no confirmation from U.S. sources at this point.
Reports of Kim's deteriorating health will be unwelcome to the Chinese president, who is already grappling with diplomatic fallout from the coronavirus pandemic.
The 31-year-old has risen rapidly through the ranks of the secretive regime to become a trusted lieutenant to her dictator older brother.