
Place
fourth traditional centre of power in the history of Thailand (1782 to 24 June 1932)
The Rattanakosin Kingdom, also known as the Kingdom of Siam after 1855, refers to the Siamese kingdom between 1782 and 1932. It was founded in 1782 with the establishment of Rattanakosin (Bangkok), which replaced the city of Thonburi as the capital of Siam.