On 13 August, the Blue House announced that South Korea's President plans to attend the third inter-Korean summit with leader Kim Jong Un at Pyongyang in September as expected.

[6] It was announced on 31 August 2018 that South Korean President Moon Jae-In would send a special delegation to North Korea on 5 September to hold more nuclear talks and set up the date for the summit.

[7][8][9] On 5 September 2018, South Korean National Security Advisor Chung Eui-yong, National Intelligence Service Director Suh Hoon and other delegates travelled to North Korea to hold a meeting with Kim Jong Un, where they arranged the summit and help rescue faltering nuclear diplomacy between the United States and North Korea.

[11] South Korean officials have insisted that Kim Jong Un has set a proposed denuclearization timetable and is working with Trump to achieve this goal.

[13] On the first day, Moon Jae-in and his wife Kim Jung-Sook arrived at Pyongyang's Sunan International Airport, where they got a rousing reception, which featured a marchpast by the guard of honor and the Central Military Band of the Korean People's Army.

[17][18][19][16][20][21] The agreement calls for the removal of landmines, guard posts, weapons, and personnel in the JSA from both sides of the North-South Korean border.

"[29][28] In front of a capacity crowd of 150,000,[30] Moon delivered a speech at Pyongyang's May Day Stadium calling for cultural unity and reunification of both Koreas.

[31] At the same stadium, Moon, North Korean leader Kim Jong Un and their wives attended the mass games performance of "The Glorious Country.

[30] The leaders also rode together in a cable car to reach Heaven Lake, located in a crater atop the mountain's sacred volcano area.

[33] The mountain's volcano and Heaven Lake is considered to be the most sacred sites in Korean mythology[35][36] and Kim's family has long identified themselves as the "Mount Paektu bloodline.

Xinhua expressed that the U.S. has had a vital impact on the "Korean Peninsula issue" and requested on Washington to play a more dynamic role in regional matters.

[39] On 19 September, Chinese Foreign Ministry spokesman Geng Shuang praised the meeting, stating that it produced positive effects easing military tensions, promoting peace talks and the progressing denuclearization process.

[41] On 8 November 2018, Moon's office declared the mushrooms safe to eat and were not affected by North Korea's history of nuclear testing.

[45] It was announced that DPRK leader Kim Jong Un's visit to Seoul would occur in December 2018 based on the report from South Korea’s Yonhap news agency.

[49] It was also agreed that Arrowhead Hill would afterwards undergo demining by both North and South Korean forces and that they would also assist in searching for potential remains of missing soldiers.

[49] On 19 October 2018, after just 19 days of mine clearing operations by both sides,[52] the United Nations Command announced that both North and South Korea had completed work to remove landmines from the Joint Security Area.

[61] The "frontline" guard post which was preserved on the North Korean side of the DMZ was visited by Kim Jong Un in 2013 when tensions were rising between both Koreas.

[78][79][80] Any military personnel, regardless of their country, who is stationed at the Joint Security Area on either side of the border will be forced to withdraw when demining is complete.

[87][88] Following the meeting, it was reported that inter-Korean on-site railway inspections and a performance by a Pyongyang art troupe in Seoul were issues which remained unresolved.

[92] By February 2019, South Korean doctor Kim Young-hoon, who previously made history by traveling to Pyongyang in 2000 to perform pacemaker surgery,[93] was working in both Koreas to expand health care and medical facilities.

"[96] On 30 October 2018, members of a South Korean ad hoc parliamentary special committee on inter-Korean economic cooperation held its first meeting and saw members of both the ruling and opposition parties agree to restore inter-Korean economic cooperation which has ceased for about 10 years and to normalize operations of the now-shuttered North Korean Kaesong Industrial Region and the suspended joint tour project on Mount Kumgang, also located in the North, when conditions are met.

[28] Kim also stated the now inactive Punggye-ri Nuclear Test Site and the Sohae Satellite Launching Station were included in these observations.

[28] The visit by the intelligence officials was also meant to make preparations for the international experts to observe the dismantling of the North Korean nuclear and missile test sites as well.

[24] In compliance with Comprehensive Military Agreement,[21] the buffer zones help ensure that both Koreas will ban hostility on land, sea and air.

[99] Both North and South Korea are prohibited from conducting live-fire artillery drills and regiment-level field maneuvering exercises or those by bigger units within 5 kilometers of the Military Demarcation Line (MDL).

[105] On 2 November 2018, officials from both North and South Korea announced that their countries would participate at the 2020 Summer Olympics, held in Tokyo, Japan, as a unified team.

[15] On 26 November 2018, the Unesco accepted a joint bid by North and South Korea and granted world cultural heritage status to Korean wrestling.

[109] On 14 October 2018, North and South Korea, agreed to meet the summit's goal of restoring railway and road transportation which had been cut since the Korean War by either late November or early December 2018.

[114] The road was reconnected for the first time in 14 years in an effort to assist with a process at the DMZ's Arrowhead Hill involving the removal of landmines and exhumation of Korean War remains.

[15] On 30 November 2018, councils of Gangwon and Gyeongui Provinces met at the Dorasan Station in Paju to include the railroad survey as one of many local projects.