1905 -- Bosung College, which later became Korea University, opens in Seoul.
1946 -- The country celebrates Children's Day for the first time since it was banned by the Japanese colonial regime between 1910 and 1945. The date of the holiday was changed to May 5 from the first Sunday in May.
1951 -- The South Korean government promulgates the Children's Charter.
1983 -- A Chinese passenger airplane hijacked during a domestic flight between Shenyang and Shanghai in China makes an emergency landing in the South Korean city of Chuncheon, Gangwon Province.
1992 -- The seventh meeting of senior officials from South and North Korea opens in Seoul.
2008 -- Park Kyung-ni, one of South Korea's best-known contemporary writers, dies of lung cancer at the age of 82. Her epic novel "The Land," regarded by her compatriots as a masterpiece of contemporary Korean literature, has been included in the UNESCO Collection of Representative Works.
2017 -- South Korea successfully launches the Mugunghwa-7, its fourth telecommunications satellite.
2018 -- North Korea aligns its time zone with South Korea, moving its clock forward 30 minutes, in a measure aimed at facilitating inter-Korean reconciliation.
2018 -- South and North Korea wrap up removal of loudspeakers blaring cross-border propaganda messages from the Demilitarized Zone as a first concrete step to implement the Panmunjom Declaration signed between President Moon Jae-in and North Korean leader Kim Jong-un the previous month.
New mayor of Seoul under pressure to avert 'garbage crisis'
Sino-U.S. tensions, tighter China-N.K. ties feared to weaken denuke efforts
Defense cost-sharing deal signals tighter, more stable S. Korea-U.S. alliance
Legislation on compensating virus-hit small biz picks up steam
Anger mounts over deepfake porn targeting Korean female celebs; more than 330,000 sign petition