Their leaders used the title "King of Water" (Jarai: Pơtao Ia; Rade: Mtao Êa; Vietnamese: Thủy Vương; Khmer: Sdech Tưk ស្តេចទឹក; Laotian: Sadet nam ສະເດັດນ້ຳ), "King of Fire" (Jarai: Pơtao Apui; Rade: Mtao Pui; Vietnamese: Hỏa Vương; Khmer: Sdech Phlơng ស្តេចភ្លើង; Laotian: Sadet Fai ສະເດັດໄຟ) and the lesser-known "King of Wind" (Jarai: Pơtao Angin) respectively.
In order to pray for peace and prosperity, the Cambodian king offered sacrifices to the two tribes every three years.
He made an incursion through the Mekong in 1850 and mentioned about certain "King of Fire", a man of respect belonging to a certain group of people called Jarai.
In the same year, these territories were officially integrated into the protectorate of Annam, became a part of Plei Ku Der Province [vi].
His designated successor Siu Aluân never succeeded the office,[1] apparently because of concerns by the Vietnamese authorities.