Oct 12, 2017
•1897 -- The Daehan Empire is established, with King Gojong of the Joseon Dynasty becoming its emperor.
•1923 -- Ferry service opens between the ports of Masan, Korea and Osaka, Japan.
•1949 -- South Korea establishes its air force.
•1980 -- A monument is set up on Jeju Island in memory of Hendrick Hamel, a Dutch seaman who became the first Westerner to write about Korea after he was shipwrecked on the island in the 17th century.
•1985 -- A test-tube baby is born in South Korea for the first time by a team from Seoul National University.
•1987 -- The National Assembly passes a revision of the Constitution to establish free presidential elections.
•1992 -- South Korea's first domestically made submarine, the 1,200-ton-class Icheon, is christened.
2015 -- South Korea announces its plan to reintroduce state history textbooks for secondary school students.