Free Thai Movement

Free Thai Movement
เสรีไทย
Free Thai shoulder patch
Dates of operation	1941–1945
Group(s)	Free Thai in Thailand Free Thai in the United States Free Thai in the United Kingdom Free Thai in China
Allies	United Kingdom  United States  China
Opponents	Phibun regime  Empire of Japan
Battles and wars	World War II Pacific War

The Free Thai Movement (Thai: เสรีไทย [s̪e̞ː˧ ɹiː˧ t̪ʰäi̯˧]; RTGS: Seri Thai) was a Thai underground resistance movement against Imperial Japan during World War II. Seri Thai were an important source of military intelligence for the Allies in the region.