Ch'oe Hae-san
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Ch'oe Hae-san
Ch'oe Haesan (, 1380–1443) was a Korean military officer during the Joseon dynasty. He was the son of Ch'oe Musŏn and part of the Yeongcheon Ch'oe clan. He inherited his father's weaponmaking secrets and served as a military commander. References

1380 births 1443 deaths 15th-century Korean people Yeongcheon Choe clan, Hae-san {{Korea-bio-stub ...
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Ch'oe Musŏn
Ch'oe Musŏn (; 1330–1395) was a medieval Korean chemist, inventor, and military general during the late Goryeo Dynasty and early Joseon Dynasty. He is best known for enabling Korea to domestically produce gunpowder by obtaining a recipe for the China, Chinese commodity from a Chinese merchant, as well as inventing various gunpowder-based weapons in an attempt to repel the wokou pirates that plundered coastal regions of the Korean Peninsula. Life Ch'oe was born into a wealthy family in Yeongcheon, Gyeongsang Province; his father was an official in the administration. He qualified to be a military officer through civil service examination. The government's control of Goryeo was crumbling, and at the same time the pirates crossing the Korean Strait plundered much of the coastal regions. In the southern part of the nation, pirates even marched deep inland, causing havoc. The Goryeo government was not able to ensure security, despite the efforts of generals Taejo of Joseon, ...
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Encyclopedia Of Korean Culture
The ''Encyclopedia of Korean Culture'' () is a Korean-language encyclopedia published by the Academy of Korean Studies and DongBang Media Co. It was originally published as physical books from 1991 to 2001. There is now an online version of the encyclopedia that continues to be updated. Overview On September 25, 1979, a presidential order (No. 9628; ) was issued to begin work on compiling a national encyclopedia. Work began on compiling the encyclopedia on March 18, 1980. It began publishing books in 1991. The encyclopedia's first version was completed, with 28 volumes, in 1995. It continued to be revised beginning in 1996. In 2001, the digital edition EncyKorea was published on CD-ROM A CD-ROM (, compact disc read-only memory) is a type of read-only memory consisting of a pre-pressed optical compact disc that contains computer data storage, data computers can read, but not write or erase. Some CDs, called enhanced CDs, hold b ... and DVD. It launched an online version in 20 ...
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1380 Births
Year 1380 ( MCCCLXXX) was a leap year starting on Sunday of the Julian calendar. Events January–December * February – Olaf II of Denmark also becomes Olaf IV of Norway, with his mother Margrete (Margaret) as regent. Iceland and the Faroe Islands, as parts of Norway, pass under the Danish crown. * March 13 – The southern England town of Winchelsea in East Sussex is attacked and burned by an expeditionary force from France for a second time."Fires, Great", in ''The Insurance Cyclopeadia: Being an Historical Treasury of Events and Circumstances Connected with the Origin and Progress of Insurance'', Cornelius Walford, ed. (C. and E. Layton, 1876) p27 * May 31 – Grand Duke of Lithuania Jogaila signs the secret Treaty of Dovydiškės, with the Teutonic Knights. This sparks a civil war with his uncle Kęstutis. * June 21 – Battle of Chioggia: the Venetian fleet defeats the Genoese. * July 27 – Henry Bolingbroke marries Mary de Bohun a ...
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1443 Deaths
Year 1443 ( MCDXLIII) was a common year starting on Tuesday of the Julian calendar. Events January–March * January 1 – **Pope Eugene IV called for Christians under his jurisdiction to participate in the Crusade of Varna against the incursions of the Ottoman Empire into Central Europe. **The coronation of Christoffer III as King of Denmark and of his wife Dorothea of Brandenburg, as Queen Consort, took place at the Vor Frue Maria Dormkirke in Ribe, nearly three years after he had first claimed the throne on April 9, 1440. * January 28 – Raffaele Adorno was elected as the new Doge of the Republic of Genoa. * February 26 – The Spanish monarch, King Alfonso V of Aragon, makes a trimphant entrance into the city of Naples in order to assume the throne of the Kingdom of Naples. * March 11 – At the age of 16 months old, Charlotte of Savoy, daughter of Louis, Duke of Savoy, is betrothed in a ceremony to Frederick III of the House of Wettin, the ...
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15th-century Korean People
The 15th century was the century which spans the Julian calendar dates from 1 January 1401 (represented by the Roman numerals MCDI) to 31 December 1500 (MD). In History of Europe, Europe, the 15th century includes parts of the Late Middle Ages, the Early Renaissance, and the early modern period. Many technological, social and cultural developments of the 15th century can in retrospect be seen as heralding the "European miracle" of the following centuries. The Perspective (graphical), architectural perspective, and the modern fields which are known today as banking and accounting were founded in Italy. The Hundred Years' War ended with a decisive Kingdom of France, French victory over the Kingdom of England, English in the Battle of Castillon. Financial troubles in England following the conflict resulted in the Wars of the Roses, a series of dynastic wars for the throne of England. The conflicts ended with the defeat of Richard III by Henry VII of England, Henry VII at the Ba ...
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