Before 1876 : under construction
ROMAN CATHOLICISM
1592-1599 The Korean-Japanese War
1593 Gregorio de Céspedes (1550-1611), a Portuguese Jesuit priest in Japan, accompanied the Japanese forces commanded by Daimyo Konishi Yukinaga, himself a Christian, and did missionary work among the Japanese soldiers in Pusan from December 27, 1593 to April 1594 . There is little evidence that he interacted directly with the Korean population, but it is believed that he did proselytize among Koreans held captive by the Japanese. Among Around 300.000 Korean prisoners of war who were brought as slaves to Nagasaki, some were converted to Christianity.
1603 
Matteo Ricci, worked in Beijing from 1601, published 天主實義Tianzhu shiyi.
1610 a Korean Church in Nagasaki was established with about 300 Korean members.
1611 
Yi Sugwang visited Beijing and learned basic teachings of Christianity and western science from Ricci. Yi’s encyclopedia, Chibong Yusŏl, mentioned Ricci’s books.
Yi Sugwang visited Beijing and learned basic teachings of Christianity and western science from Ricci. Yi’s encyclopedia, Chibong Yusŏl, mentioned Ricci’s books.1617 
Antonio Correa (1578?-1626), one of Francesco Carletti’s converted Korean pupils in Nagasaki went together with Carletti to Holland and then Rome, Italy and lived there–the first Korean to visit Europe. Later the Vatican sent Antonio Correa to Manchuria to reenter Korea as a missionary, but he was not successful.
Antonio Correa (1578?-1626), one of Francesco Carletti’s converted Korean pupils in Nagasaki went together with Carletti to Holland and then Rome, Italy and lived there–the first Korean to visit Europe. Later the Vatican sent Antonio Correa to Manchuria to reenter Korea as a missionary, but he was not successful.Rubens’s “Man in Korean Costum” (picture here) at the Getty Center is not Antonio Correa.
1626 Vincent Kwon was martyred in Nagasaki. 13 Korean martyrs among 205.
1636 Qing’s Second Invasion to Chosŏn. 100,000 Manchu Chinese soldiers attacked Seoul. Chosŏn surrendered after fierce resistance. 200,000 Korean captives sent to China.
1644 
Crown Prince Sohyŏn as a Hostage to Beijing. Learned Western science and Catholicism from Adam Schall. Prince brought Catholic books and sacred things to Seoul as well as Chinese Catholic eunuchs and servants. However, he was poisoned to death. Strong anti-Qing sentiment of the court and people. Policy of anti-Catholicism and seclusion continued for the next two centuries.
Crown Prince Sohyŏn as a Hostage to Beijing. Learned Western science and Catholicism from Adam Schall. Prince brought Catholic books and sacred things to Seoul as well as Chinese Catholic eunuchs and servants. However, he was poisoned to death. Strong anti-Qing sentiment of the court and people. Policy of anti-Catholicism and seclusion continued for the next two centuries. 1783
1784 
Yi Sûnghun was baptized in Beijing
Yi Sûnghun was baptized in Beijing 
Myôngdong Church in Seoul was organized 1791 
Yun Chich’ung and Kwôn Sangyôn were executed for ancestor worship
Yun Chich’ung and Kwôn Sangyôn were executed for ancestor worship1801 Sinyu pakhae, the first great persecution of Roman Catholicism.
Hwang sayông’s silk letter to Bishop in Beijing was detected.
Chinese priest Zhu Wenmo was martyred with other Koreans
1839 
September 21 Bishop Imbert (who came to Korea in 1837) of Société des Missions Étrangères de Paris (MEP) was martyred
September 21 Bishop Imbert (who came to Korea in 1837) of Société des Missions Étrangères de Paris (MEP) was martyred1846 
The first Korean priest Kim Taegôn was martyred on September 6
The first Korean priest Kim Taegôn was martyred on September 6 1864 
Le Depart, 1868, by C. Coubertin
Le Depart, 1868, by C. Coubertin Four French priests were sent to Korea by the Paris Foreign Missions Society
They were martyred in 1866.
1865-66 Great Persecution of Roman Catholics by Taewôngun
Henry Dorie was one of the martyrsPROTESTANTISM
1628 Jan Janse Weltevree (Pak Yŏn) shipwrecked and lived in Korea
1653 Hendrick Hamel and 26 Dutch Sailors shipwrecked and stayed in Korea until 1667
1688
Hamel’s Travelogue was published
Hamel’s Travelogue was published See recent articles on Hamel: SJEAS (April 2007).
1818 
Basil Hall visited Korea
Basil Hall visited Korea1832 
Gutzlaff visited Korea (Kodae Island)
Gutzlaff visited Korea (Kodae Island)1854 
Taiping Uprising in China
Taiping Uprising in China1866 
General Sherman Incident in Pyongyang (Picture by Kim Haksu)
Robert J. Thomas was killed. See “Affairs in Korea,” Sydney Morning Herald, Monday 4 March 1867, page 3.