History of Thailand (1768-1932)
Overview
 
Rattanakosin Kingdom is the fourth traditionally counted kingdom of Thailand
Thailand
Thailand , officially the Kingdom of Thailand , formerly known as Siam , is a country located at the centre of the Indochina peninsula and Southeast Asia. It is bordered to the north by Burma and Laos, to the east by Laos and Cambodia, to the south by the Gulf of Thailand and Malaysia, and to the...

. It was founded in 1782 with the establishment of Bangkok
Bangkok
Bangkok is the capital and largest urban area city in Thailand. It is known in Thai as Krung Thep Maha Nakhon or simply Krung Thep , meaning "city of angels." The full name of Bangkok is Krung Thep Mahanakhon Amon Rattanakosin Mahintharayutthaya Mahadilok Phop Noppharat Ratchathani Burirom...

 as the capital city. Technically, the name continues to refer to present-day Thailand, but this article will attempt to discuss events up until 1932, when absolute monarchy was abolished, and continue at history of Thailand (1932–1973).

The maximum territorial extent of Rattanakosin Kingdom included vassal state
Vassal state
A vassal state is any state that is subordinate to another. The vassal in these cases is the ruler, rather than the state itself. Being a vassal most commonly implies providing military assistance to the dominant state when requested to do so; it sometimes implies paying tribute, but a state which...

s of Cambodia
Cambodia
Cambodia , officially known as the Kingdom of Cambodia, is a country located in the southern portion of the Indochina Peninsula in Southeast Asia...

, Laos
Laos
Laos Lao: ສາທາລະນະລັດ ປະຊາທິປະໄຕ ປະຊາຊົນລາວ Sathalanalat Paxathipatai Paxaxon Lao, officially the Lao People's Democratic Republic, is a landlocked country in Southeast Asia, bordered by Burma and China to the northwest, Vietnam to the east, Cambodia to the south and Thailand to the west...

, and some Malay kingdoms. The kingdom was founded by King Buddha Yodfa Chulaloke
Buddha Yodfa Chulaloke
Phra Bat Somdet Phra Poramintharamaha Chakri Borommanat Phra Buddha Yodfa Chulaloke , posthumously titled "the Great", or Rama I , was the founder and the first monarch of the reigning House of Chakri of Siam . He ascended the throne in 1782, after defeating a rebellion which had deposed King...

 of the Chakri Dynasty.
 
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