Key Facts
- Period
- 1810–1902
- Status
- Semi-independent tributary of Siam
- Region
- One of seven regions of Patani Kingdom
- Modern territory (Thailand)
- Amphoe Raman, Yala Province
- Modern territory (Malaysia)
- Hulu Perak District, parts of Jeli & Upper Kelantan
Imperial Zenith Metrics
Historical Trajectory
Phase I: Rise
The Kingdom of Reman emerged in 1810 when Tuan Mansor, a member of the Patani aristocracy, ascended to its throne. It was established as one of seven administrative regions carved from the Patani Kingdom, which itself functioned as an autonomous tributary state under Siamese overlordship. The kingdom occupied a landlocked position in the northern Malay Peninsula, bridging the cultural and political worlds of the Malay and Thai spheres.
Phase II: Zenith
At its height, Reman governed territory spanning the present-day Malaysia–Thailand border, encompassing Amphoe Raman in Yala Province and extending into Hulu Perak District and parts of the Jeli and Upper Kelantan regions. As a Malay kingdom operating within a Siamese tributary framework, it maintained local Malay customs, aristocratic governance, and regional identity while formally acknowledging Siamese suzerainty over the broader Patani region.
Phase III: Decline
The kingdom's existence effectively ended in 1902, when Siamese administrative reforms reorganised the northern Malay Peninsula's political structures, absorbing semi-independent tributaries like Reman into more directly governed units. The Anglo-Siamese Treaty of 1909 subsequently formalised the modern border between British Malaya and Siam, partitioning Reman's former territory between the two colonial spheres and ending its distinct political identity.
Notable Imperial Reigns
Selected rulers mapping the empire’s trajectory