In a meeting with Kim last week, Pampo said that he had "formed a good relationship", in a tweet Wednesday morning, Trump said. Pyongyang said that the meeting was 'very relentlessly'.
Trump wrote in the tweet, "Mike Pampo has met with North Korea's leader Kim Jong Un last week. The meeting was very fluent and good relations were established. Now the work is going on with detailed details of the summit (trump and kim) coming. Nuclear disarmament will be a great topic for the whole world, for North Korea too! "
This sudden tour of Pompey was the first meeting of top leaders in the United States and North Korea after 2000. Trump and Kim may be meeting in June.
South Korea has already indicated that it could be a formal agreement to end the long war in the Korean Peninsula.
South Korean President Moon Zay-in and Kim are scheduled to meet in the next week.
Two Korean War was fought from 1950-53. North and South Korea are still in "virtually a ceasefire" as there is no peace agreement with the end of the war.
US President Trump has already sent his own 'blessing' in possible dialogue on the peace negotiations to end the war.
US Secretary of State Pompey visited North Korea to secretly meet Kim, on Tuesday the Washington Post released the first news.
Trump, nominated by the US Central Intelligence Agency Central Intelligence Agency (CIA) director Mike Pompeaux as the next Foreign Minister of the United States.
Last month, he announced the name of the detective officer as the replacement of Telaror. Before taking formal responsibility, get the approval of the PopeVa Senate.
Earlier, in 2000, then US Secretary of State Madeleine Albrecht went to Pyongyang and Kim Jong Un's father had a meeting with then leader Kim Jong-il.
Four years ago, CIA director James Clapper also went on a secret trip to North Korea to deal with the release of two US citizens.
Trump had given a surprise to the world last month by responding to the resolution of North Korea negotiations with international sanctions over decades due to complaints of human rights violations and nuclear weapons.
On the Winter Olympics in Pyongchang, in February, the proposal for a trump-Kim meeting was initiated in Washington to begin the melting of ice between the north and the south.