Rubuta ci gaba ga wannan sakin layi - Chuang an nada shi "Chameun" Waiworanat, babban jami'in sarauta. A cikin Siamese-Vietnam War (1841-1845)
Sarki Rama III ya umurci Yarima Isaret Rangsan da Chuang Bunnag su kawo jiragen ruwa guda biyar na Siamese don kai hari Hà Tiên a watan Janairun 1842. Yarima Isaret Rangsan ya zauna a Phú Quốc kuma Chuang ya jagoranci harin zuwa Hà Tiên kuma ya aika da rundunar sojojin Kambodiya don karɓar dutsen Cô Tô. Bayan mako guda na bombardments, da karfafa Vietnamese ba su mika wuya. Yarima Isaret Rangsan da Chuang Bunnag sun yanke shawarar janyewa saboda iskar da ba ta dace ba.