"Knowing the North Koreans, I think they have other things up their sleeve that they are willing to do". But that date was referred to in a September 19 statement in his name on the outcome of the summit between the leaders of South and North Korea.
In addition to government officials, the South Korean delegation includes lawmakers, civic and religious leaders and the son of late South Korean President Roh Moo-hyun, who participated in the 2007 summit with North Korea's then-leader Kim Jong Il, the father of current ruler Kim Jong Un.
Secretary of State Mike Pompeo will travel to North Korea this weekend where he will meet with dictator Kim Jong Un in Pyongyang on Sunday, State Department spokesperson Heather Nauert announced Tuesday.
At a campaign rally on Saturday, Trump said he and Kim "fell in love", adding "he wrote me handsome letters". Follow-up talks between the countries stalled, with Pyongyang accusing Washington of making "unilateral and gangster-like" demands on denuclearization.
South Korea's presidential Blue House has been forcefully arguing for an end-of-war declaration, and predicts that such a declaration could come after Trump and Kim meet.
USA officials have said the sanctions will remain in place until North Korea has "fully" and "verifiably" denuclearized.
On Pompeo's third visit in July, Kim stood him up and his regime issued a sharply critical statement.
"That shows the president's commitment to agreement that he and Chairman Kim made at the Singapore summit", she said.More news: Trump sticks with Kavanaugh, calls sexual assault allegations "totally political"
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It will be the fourth trip by Pompeo to longtime United States pariah North Korea as the Trump administration looks to end its nuclear and ballistic missile programs.
"We are not easing the pressure in that regard at all", she said, while responding when asked if Washington was considering any kind of peace declaration: "We are not".
The South Korean delegates will also tour major North Korean facilities and attend a performance of the North's iconic mass games. On Monday, he will travel to Beijing, where he is to meet with his Chinese counterparts. "No, really - he wrote me handsome letters, and they're great letters", he said.
A top South Korean official told lawmakers that North Korea is estimated to have up to 60 nuclear weapons, in Seoul's first public comment about the size of the North's secrecy-clouded weapons arsenal.
North Korea says it first wants relief from punishing global sanctions.
After the talks in Pyongyang, Pompeo will head later Sunday to Seoul, where he will meet President Moon Jae-in, a dove who has helped spearhead the reconciliation efforts with North Korea.
The South Korean unification ministry's online portal had information on Kim on pages with information on the Cheonan sinking and the bombardment of South Korea's Yeongpyeong Island, but a page on Kim was recently deleted, local television network Channel A reported Thursday.