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Korean reunification

Korean reunification is the hypothetical unification of North Korea and South Korea into a singular Korean sovereign state. The process towards reunification of the peninsula while still maintaining two opposing regimes was started by the June 15th North–South Joint Declaration in June 2000, was reaffirmed by the October 4th Declaration in October 2007 and the Panmunjom Declaration in April 2018, and the joint statement of United States President Donald Trump and North Korean leader Kim Jong Un at the Singapore Summit in June 2018. In the Panmunjom Declaration, the two countries agreed to work to officially end the Korean conflict in the future.

"United Korea" redirects here. For the unified sports teams of North and South Korea, see Unified Korean sporting teams.

Korean name

남북통일

Nambuk Tong(-)il

Nampuk T'ongil

Prior to the First World War and Korea under Japanese rule (1910–1945), all of Korea had been unified as a single state for centuries, notably under the Goryeo and Joseon dynasties (the latter of which was declared the Korean Empire in 1897). After the end of World War II in 1945 and during the beginning of the Cold War, Korea had a unified government, the People's Republic of Korea. However, this would be brief and serve as the last government, as Korea was divided into two countries along the 38th parallel (now the Korean Demilitarized Zone) in 1948. After World War II, North Korea was occupied by the Soviet Union, and later administered by the Workers' Party of Korea under Kim Il Sung. South Korea was occupied by the United States, later becoming independent under Syngman Rhee. Both governments of the two new Korean states claimed to be the sole legitimate government of all of Korea. The Korean War, which began in June 1950, ended in a stalemate in July 1953.


Even after the end of the Korean War, reunification proved a challenge as the two countries increasingly diverged at a steady pace. The relations between North and South Korea warmed somewhat in early 2000s and again in late 2010s when South Korea pursued the Sunshine Policy of greater engagement with the North, though relations have subsequently deteriorated.[1][2][3] Further deterioration has also been seen in 2024, with Kim Jong Un officially "ruling out unification" with South Korea, and subsequently demolishing the Arch of Reunification in Pyongyang.[4][5]

Public opinion[edit]

Support for reunification in South Korea has been falling, especially among the younger generations. In the 1990s, the percent of people in government polls who regarded reunification as essential was over 80%. By 2011 that number had dropped to 56%.[24][38]


According to a December 2017 survey released by the Korea Institute for National Unification, 72.1% of South Koreans in their 20s believe reunification is unnecessary,[39] with younger South Koreans saying they are more worried about issues related to their economy, employment, and living costs.[39]


Polls show a majority of South Koreans, even those in age groups traditionally seen as being more eager to reunify the peninsula, are not willing to see their living conditions decline in order to accommodate a reunification with the North.[39] Moreover, about 50% of men in their 20s see North Korea as an outright enemy that they want nothing to do with.[40]


Some scholars, like Paul Roderick Gregory, have suggested that a complete abandonment of Korean reunification may be necessary, in exchange for the North to dismantle its nuclear weapons program and permanently ending the Korean War with a peace treaty.[41]

International positions[edit]

China[edit]

In 1984, the Beijing Review provided China's view on Korean unification: "With regard to the situation on the Korean peninsula, China's position is clear: it is squarely behind the proposal of North Korea for tripartite (between the two Koreas and the United States) talks to seek a peaceful and independent reunification of Korea in the form of a confederation, free from outside interference. China believes this is the surest way to reduce tension on the peninsula."[66]


China's current relationship with North Korea and position on a unified Korea is seen as dependent on a number of issues. A unified Korea could prevent North Korea's nuclear weapons program from destabilizing East Asia as well as the Chinese government. The 2010 United States diplomatic cables leak mentioned two unnamed PRC officials telling the Deputy Foreign Minister of South Korea that the younger generation of Chinese leaders increasingly believed that Korea should be reunified under South Korean rule, provided it were not hostile to China.[67] The report also claimed that senior officials and the general public in the PRC were becoming increasingly frustrated with the North acting like a "spoiled child," following its repeated missile and nuclear tests, which were seen as a gesture of defiance not only to the West, but also to China.[68] The business magazine Caixin reported that North Korea accounted for 40% of China's foreign aid budget and required 50,000 tonnes of oil per month as a buffer state against Japan, South Korea, and the United States, with whom trade and investment is now worth billions. North Korea is seen in China as expensive and internationally embarrassing to support.[69]


However, the collapse of the North Korean regime and unification by Seoul would also present a number of problems for China. A sudden and violent collapse might cause a mass exodus of North Koreans fleeing or fighting poverty into China, causing a humanitarian crisis that could destabilize northeast China. The movement of South Korean and American soldiers into the North could result in their being temporarily or even permanently stationed on China's border, seen as a potential threat to China sovereignty and an imposition of a China containment policy.[70] A unified Korea could also more strongly pursue its territorial disputes with China[71] and might inflame nationalism among Koreans in China.[72] Some have claimed the existence of contingency plans for the PRC intervening in situations of great turmoil in North Korea[73][74] (with the Chinese Academy of Social Sciences' Northeast Project on the Chinese identity of the Goguryeo kingdom potentially used to justify intervention or even annexation).[25]

Japan[edit]

As with the same with China, reunification of Korea poses complications for future Korea-Japan relations, especially with regards to the disputed territorial status of the Liancourt Rocks and historical issues such as the Comfort women. A reunified Korea will likely positioned itself as an economic competitor with Japan.[75][76]

Akhand Bharat

Chinese unification

3 October 1990

German reunification

Indian reunification

a similar concept in Europe

Unification of Moldova and Romania

Unification of Albania and Kosovo

United Ireland

Vietnamese reunification

22 May 1990

Yemeni reunification

Kim Il-bong (2017). (PDF). Understanding Korea. Vol. 10. Translated by Kim Myong-chan; Pak Hyo-song. Pyongyang: Foreign Languages Publishing House. ISBN 978-9946-0-1647-4. Archived from the original (PDF) on 2017-12-01. Retrieved 2017-11-23.

Reunification Question

Ministry of Unification (South Korea)

Media related to Korean reunification at Wikimedia Commons