<prompt> Qedela umusho olandelayo: Ibutho loMbuso elinabantu abangu-13 000 lahlasela iCambodia ngo-1809 nango-1813 ukuze livikele iqembu lenkosi u-Ang Chan II waseCambodia, lasungula i-Viceroy of Cambodia, noTrương Tấn Bửu ephethe isihloko seViceroy. Ngo-1827 baqoqelwa ukungenelela eMbusweni waseVientiane eLaos. Ngo-1833 lapho ibutho lamaSiamese lakwaChakri lihlasela iCambodia, ingxenye enkulu yebutho lamaNguyen elalihlala eCambodia kwadingeka lihoxe emuva ukuze licindezele amaSiamese  <response>: Ukuvukela kukaLê Văn Khôi nokuVukela kukaNông Văn Vân. Ngo - 1834 umbusi uMinh Mang waqala ukuhlanganisa iCambodia ngemva kokuba ibutho laseSiamese liphoqelelwe ukuba lihoxe. UMinh Mang washona ekuqaleni kuka-1841. ISiam yaqala ukuhlasela kwesibili iCambodia. Nakuba ibutho likaNguyen laphumelela ekuthatheni iPhnom Penh ngo - 1845, umbusi waseVietnam uThieu Tri wafuna ukwenza ukuthula neSiam. Isivumelwano sokuthula phakathi kweSiam neVietnam sasayinwa ngo - March 1847, okwaphumela ekubeni iCambodia izimele ngo - 1848. Phakathi kuka-1802 kuya ku-1862, ibutho laseNguyen laphinde labhekana nokuvukela kwangaphakathi okungu-405 nokuvukela kusuka ezilinganisweni ezincane kuya kwezinkulu, iningi lalingamaLé Loyalists, amaqembu amancane ezinhlanga, kanye nezikhulu. Ibutho loMbuso lalahlekelwa kancane kancane eFrance naseSpain ngesikhathi se-Cochinchina Campaign 1858-1862. Ngemva kweSivumelwano SaseSaigon 1874, amayunithi ezempi aseVietnam eTonkin aqedwa futhi athathelwa indawo amaphoyisa. 