Seoul

capital and largest city of South Korea

23 dated entries naming Seoul, drawn from 21 separate years between 889 CE and 2010 CE. Nothing here is written by us: each line is the sentence a Wikipedia year article used, and the link beside it opens the exact revision.

JSON Wikipedia article Wikidata Q8684

9th century

889Bongwon Temple, located in Seoul (modern South Korea), is founded by the Korean Buddhist master Doseon.source

14th century

1394Gyeongbokgung Palace and the Jongmyo royal ancestral shrine are built in Hanseong (now Seoul).source
1394November 29 – The capital city of the Joseon dynasty (in present-day Korea) is moved from Gaegyeong (now Gaeseong) to Hanseong (now Seoul).source
1398The Munmyo Confucian shrine and Sungkyunkwan University are founded in modern-day Seoul.source

15th century

1406October 12 – Chen Yanxiang and his surviving crew are hosted by King Taejong of Korea at Seoul. The State Council (Uijongbu) verifies in a letter to the rulers of Java confirming that the Korean ship had been attacked.source
1417February 15 – In Korea, Grand Prince Yangnyeong of the Joseon Kingdom and heir to the throne, causes a scandal that ends any possibility of becoming the next King. Yangnyeong courts the wife of another official and attempts to bring here into the royal palace in Seoul, ending in his banishment from the royal household and being replaced on June 3, 1418.source
1437March 11– The nova Scorpii AD 1437 is first observed, and is seen by Korean astronomers at Seoul. It remains visible until March 25.source
1455August 4 – Prince Sejo, son of the late King Sejong, becomes the new monarch of Korea in Hanseong following the forced abdication of King Danjong.source
1468September 9 – At Hanseong, Prince Yi Hwang of the Joseon dynasty becomes the new King of Korea, taking the regnal name Yejong, upon the death of his father, King Sejo.source

16th century

1592July 20 – The Japanese capture the Korean capital Hanyang, causing Seonjo to request the assistance of Ming dynasty Chinese forces, who recapture the city a year later.source

19th century

1876February 26 – The Japanese force the Korean government to sign the Japan–Korea Treaty of 1876 (having brought a fleet to Incheon, the port of modern-day Seoul), opening three ports to Japanese trade and forcing Korea's Joseon dynasty to cease considering itself a tributary of China. On China's urging, Korea also signs treaties with the European powers, in an effort to counterbalance Japan.source
1882July 23 – The Imo Incident occurs in Seoul, Korea, as a result of bad rations and late payment for soldiers of the Joseon Army.source

20th century

1941Chosun Tire and Rubber Manufacture, predecessor of South Korean tire brand Hankook, is founded in Seoul (at this time part of the Empire of Japan).source
1945September 9 – Japanese troops in Keijō (modern-day Seoul) formally relinquish control over Southern Korea to the United States Army Military Government in Korea, while Soviet forces control Northern Korea from Heijō (modern-day Pyongyang), effectively ending 35 years of Korea under Japanese rule and beginning the Division of Korea at the 38th parallel.source
1951January 4 – Korean War: Third Battle of Seoul – Chinese and North Korean forces capture Seoul for the second time (having lost the Second Battle of Seoul in September 1950).source
1955October 4 – The Reverend Sun Myung Moon is released from prison in Seoul, South Korea.source
1971December 25 – Daeyeonggak Hotel fire: A fire at a 22-story hotel in Seoul, South Korea, kills 158 people.source
1978In Seoul, South Korea, construction begins on Seoul Subway Line 2.source
1988April 1 – A bus carrying 54 passengers falls into the Han River in Seoul, South Korea killing 19 and injuring 35.source
1988September 17–October 2 – The 1988 Summer Olympics are held in Seoul, South Korea.source
1989July 12 – Lotte World, a major recreation complex in Seoul, South Korea, is opened to the public, containing the world's largest indoor amusement park.source
1995June 29 – Sampoong Department Store collapse in the Seocho-gu district of Seoul, South Korea, kills 502 and injures 937.source

21st century

2010November 11–12 – The G-20 summit is held in Seoul, South Korea. Korea becomes the first non-G8 nation to host a G-20 leaders summit.source