King Sayakumane fled but was captured and detained in Thonburi for two years until he was sent to rule his kingdom again in 1780 paying tribute to Thonburi .
This became a casus bellum for Taksin to send Chao Phraya Chakri to conquer Champasak .
King Sayakumane fled but was captured and detained in Thonburi for two years until Taksin was sent to rule Taksin 's kingdom again in 1780 paying tribute to Thonburi .
This became a casus bellum for Taksin to send Chao Phraya Chakri to conquer Champasak .