1850 in Siam
# 1850 in Siam

The year 1850 was the 69th year of the Rattanakosin Kingdom of Siam (now known as Thailand). It was the twenty-seventh year in the reign of King Rama III.

## Incumbents

* Monarch: Rama III
* Supreme Patriarch: Ariyavangsayana (Nag)

## Events

* March – Mission led by Joseph Balestier on behalf of the United States of America arrives in Bangkok to discuss trade and diplomatic treaties, mission fails to achieve anything.
* August – Mission led by James Brooke on behalf of the United Kingdom of Great Britain and Ireland arrives in Bangkok to discuss a new and more favourable trade treaty, mission fails to achieve anything.
