But most don't believe Kim is serious about addressing the global concerns about his country's nuclear weapons program.
The last time North Korea turned over remains was in 2007, when Bill Richardson, a former United Nations ambassador and New Mexico governor, secured the return of six sets. It's the highest rating for the Republican president on any individual issue on an AP-NORC poll since his inauguration.
"The anti-American things have been replaced by more positive and aspirational things", he said.
Yet even people unhappy with Trump overall are willing to admire his efforts at detente with North Korea.
"Consistent with President Trump's commitment and in concert with our Republic of Korea ally, the United States military has suspended all planning for this August's defensive "wargame" (Freedom Guardian)", Pentagon spokeswoman Dana White said.
Former president Barack Obama supported South Korea's rejection of a nuclearized North Korea and said threats from North Korea would result in its isolation from the global community.
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Trump surprised officials in South Korea and the United States after that meeting by saying he would end "provocative" joint U.S. "I would anticipate it will be fairly quickly after we return to our home countries". But it cast no new light on the main question that hangs over the previously reclusive North Korean leader's surge in diplomatic activity in recent months: What next steps, if any, will Kim take to dismantle his country's nuclear program?
Mr Noh Kyu Deok said Seoul hopes China will play a "constructive role" in resolving the issue, and that Mr Kim's visit to Beijing would contribute to that.
The most famous mass games event were the Arirang performances, which told the propagandistic tale of North Korea's resurgence after the twin tragedies of Japanese colonial rule and then war.
For his part, Xi told Kim that China "speaks highly" of his summit with Trump and he urged Washington and Pyongyang to implement their agreement struck in Singapore. Trump said it. Xi said it.
At a press briefing on Tuesday, U.S. State Department Spokesperson Heather Nauert said the U.S.is watching Kim's visit carefully and closely. But the precise number and the identities - including whether they are US or allied service members - won't be known until the remains are tested. "There will be a big question mark over whether China and the US will continue this cooperation".
Last week, Secretary of State Mike Pompeo said in Beijing at a news conference with Foreign Minister Wang Yi that China "acknowledged that the sanctions regime that is in place today will remain in place until such time as that denuclearization is in fact complete".
U.S. military officials said on Wednesday that the UN Command, the US-led coalition that fought the war, was planning to oversee the repatriation of more remains which could happen in the next few days.