Hsamonghkam was a Shan state

Shan State

Shan State is a state of Burma . Shan State borders China to the north, Laos to the east, and Thailand to the south, and five administrative divisions of Burma in the west. Largest of the 14 administrative divisions by land area, Shan State covers 155,800 km², almost a quarter of the total...

 in the Myelat

Myelat

Myelat is a region of the southern Shan State of Burma. Originally this would have comprised the smaller states typically ruled by "Myosas" or "Ngwegunhmus" , buffering the plains of Burma and the ethnic Shan states further east...

 region of Burma. Its capital was Aungban

Aungban

Aungban is a town in the Shan State of eastern Burma. It is located in Kalaw Township in Taunggyi District.It is the junction for a branch railway to Loikaw constructed in 1992.-External links:*...

.

Hsamonghkam was established before 1700 CE. During the 18th and 19th centuries it was a tributary of Burma. In 1886, following the fall of the Konbaung dynasty

Konbaung dynasty

The Konbaung Dynasty was the last dynasty that ruled Burma from 1752 to 1885. The dynasty created the second largest empire in Burmese history, and continued the administrative reforms begun by the Toungoo dynasty, laying the foundations of modern state of Burma...

, it submitted to British rule. It became a part of the unified Shan State

Shan State

Shan State is a state of Burma . Shan State borders China to the north, Laos to the east, and Thailand to the south, and five administrative divisions of Burma in the west. Largest of the 14 administrative divisions by land area, Shan State covers 155,800 km², almost a quarter of the total...

within Burma in 1947.

Sao Htun Aye, The last myosa of Hsamonghkam, abdicated and surrendered his powers to the Burmese government on 29 April 1959.