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Mongkut

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Article Genealogy
Parent: Thailand Hop 3
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Mongkut
Mongkut
John Thomson · CC0 · source
NameMongkut
TitleKing Rama IV of Siam
Reign1 April 1851 – 1 October 1868
Coronation15 May 1851
PredecessorNangklao (Rama III)
SuccessorChulalongkorn (Rama V)
Birth date18 October 1804
Birth placeThonburi Palace, Thonburi, Siam
Death date1 October 1868 (aged 63)
Death placeGrand Palace, Bangkok, Siam
SpouseSomanass Waddhanawathy, Debsirindra, Pannarai and others
IssueChulalongkorn, Vajirunhis, Sunandha Kumariratana and 81 others
HouseChakri dynasty
FatherBuddha Loetla Nabhalai (Rama II)
MotherSri Suriyendra
ReligionTheravada Buddhism

Mongkut. He was the fourth monarch of Siam under the Chakri dynasty, ruling as King Rama IV from 1851 until his death in 1868. Before his accession, he spent 27 years as a Buddhist monk, during which he founded the Thammayut reform movement and engaged deeply with Western science and languages. His reign is noted for navigating the intense colonial pressures of the era, modernizing the Siamese state, and fostering diplomatic relations with European powers and the United States.

Early life and education

Born at the Thonburi Palace to King Buddha Loetla Nabhalai and Queen Sri Suriyendra, he was a grandson of the dynasty's founder, Phutthayotfa Chulalok. As a royal prince, he received a traditional education in the Grand Palace, studying Pali scriptures, Siamese law, and classical literature. Following the death of his father in 1824, his elder half-brother, Nangklao, ascended the throne, a succession that influenced his subsequent path. He was ordained as a novice monk at Wat Bowonniwet Vihara according to royal custom, but following the succession, he chose to remain in the sangha for an extended period.

Monastic life and reforms

His 27-year monastic career, from 1824 to 1851, was a period of intense intellectual and religious activity. He traveled widely, living in forest monasteries and studying diverse Buddhist traditions, including the strict Mon practices. This led him to found the Thammayut Nikaya, a reformist monastic order emphasizing strict Vinaya discipline and scriptural study, which was based at Wat Bowonniwet Vihara. During this time, he studied modern subjects with Western missionaries and diplomats, including Latin, English, astronomy, and geography, from figures like the American Dan Beach Bradley and French Jean-Baptiste Pallegoix.

Reign as King Rama IV

He ascended the throne on April 1, 1851, following the death of King Nangklao, and was crowned in a ceremony at the Grand Palace. His reign initiated a period of cautious modernization and administrative reform, aiming to strengthen the central authority of the monarchy. He reformed the court hierarchy, updated legal codes, and began the process of gradually abolishing some archaic customs, though he maintained the traditional social structure. He also commissioned new royal residences, including the summer palace at Phra Nakhon Khiri in Phetchaburi.

Foreign relations and modernization

Facing the expansion of the British Empire in Burma and Malaya and French ambitions in Indochina, he pursued a pragmatic foreign policy to preserve Siamese independence. He negotiated and signed the Bowring Treaty with British envoy Sir John Bowring in 1855, which established free trade, fixed import duties, and granted extraterritoriality. Similar treaties followed with the United States, France, and other European powers, integrating Siam into the global economy. He employed Western advisors, such as the Englishwoman Anna Leonowens, to tutor his children and modernize aspects of the court.

Science and scholarship

A lifelong scholar, he applied his scientific knowledge practically, most famously by accurately predicting a solar eclipse on August 18, 1868, at Wa Ko in Prachuap Khiri Khan Province. This event was observed by a party that included foreign dignitaries and his son, Prince Chulalongkorn. He corresponded with international scientific societies, maintained a personal observatory, and promoted the study of Western medicine alongside traditional practices. His scholarly output included revisions of Buddhist texts, historical writings, and the promotion of a more precise Thai solar calendar.

Death and legacy

He contracted malaria during the expedition to observe the solar eclipse and died on October 1, 1868, at the Grand Palace. He was succeeded by his son, King Chulalongkorn, who would continue and greatly expand his father's modernization policies. His reign is viewed as a pivotal transitional period that steered Siam away from colonization, a narrative popularized globally by the musical and film adaptations of Anna Leonowens' accounts. The Thammayut order remains a major force in Thai Buddhism, and he is remembered as "the Father of Thai Science" for his dedication to intellectual progress.

Category:Chakri dynasty Category:Kings of Siam Category:1804 births Category:1868 deaths