<prompt> Qedela le nkulumo elandelayo: Ngemva kweminyaka eminingi yokuzama ukufinyelela iziphetho  <response>: Impi phakathi kweVietnam neSiam, iNkosi u-Ang Duong owayekhuphukele esihlalweni sobukhosi ngo-1841 wagcina egcotshwe ngokusemthethweni njengenkosi yaseCambodia eBangkok ngezimpawu zasebukhosini ezalethwa zivela eCambodia ngokuvumelana kweSiam neVietnam, ngenkathi umcimbi ofanayo ngaphandle kwezimpawu zabanjelwa ePhnom Penh ngeNdlovukazi u-Ang Mei. Ngenkathi u-Etienne Aymonier enza sengathi iNkosi u-Ang Duong He yayinenkemba engcwele evikelekile e-Oudong ngaphansi kwesigodlo esikhethekile lapho yayibhekwe khona ubusuku nemini yi-baku., kubonakala sengathi i-regalia yayigcinwe eBangkok eminye iminyaka eyishumi, iphephile ekuphangeni kwamaVietnam. U-Ang Duong futhi wathumela indodana yakhe, inkosi yesikhathi esizayo yaseCambodia uNorodom, ukuba iyofunda eBangkok, ngo-1850, eduze ngangokunokwenzeka ne-regallia. 