Ahom peopleThe Ahom (Pron: ˈɑːhɒm) or Tai-Ahom is an ethnic group from the Indian states of Assam and Arunachal Pradesh. The members of this group are admixed descendants of the Tai people who reached the Brahmaputra valley of Assam in 1228 and the local indigenous people who joined them over the course of history. Sukaphaa, the leader of the Tai group and his 9,000 followers established the Ahom kingdom (1228–1826 CE), which controlled much of the Brahmaputra Valley in modern Assam until 1826.
Vietnamese peopleThe Vietnamese people (người Việt , Việt people) or the Kinh people (người Kinh ), also recognized as the Viet people and informally the Viets, are a Southeast Asian ethnic group native to modern-day Northern Vietnam and Southern China (Jing Islands, Dongxing, Guangxi). The native language is Vietnamese, the most widely spoken Austroasiatic language. Vietnamese Kinh people account for just over 85.
Khmer peopleThe Khmer people (ជនជាតិខ្មែរ, Chônchéatĕ Khmêr cɔnciət khmae) are an Austroasiatic ethnic group native to Cambodia. They comprise over 90% of Cambodia's population of 17 million. They speak the Khmer language, which is part of the larger Austroasiatic-language family found in parts of Southeast Asia (including Thailand, Vietnam, Laos, and Malaysia), parts of central, eastern, and northeastern India, parts of Bangladesh in South Asia, in parts of Southern China and numerous islands in the Indian Ocean.
Dehong Dai and Jingpo Autonomous PrefectureThe Dehong Dai and Jingpo Autonomous Prefecture is located in western Yunnan province, People's Republic of China, and is one of the eight autonomous prefectures of the province, bordering Baoshan to the east and Burma's Kachin State to the west. Tai Nuea is the origin language of the word "Dehong", in Tai Le script (the script used to write the Tai Nüa language by the Tai Nua people) is written as "ᥖᥬᥳ ᥑᥨᥒᥰ", which transliterates to Latin as "Taue Xoong". Dehong means the lower reaches of the Nu River.
Isan languageIsan or Northeastern Thai (ภาษาอีสาน, ภาษาไทยถิ่นตะวันออกเฉียงเหนือ, ภาษาไทยถิ่นอีสาน, ภาษาไทยอีสาน, ภาษาลาวตะวันตก, ภาษาลาวอีสาน) refers to the local development of the Lao language in Thailand, after the political split of the Lao-speaking world at the Mekong River, with the eastern bank eventually becoming modern Laos and the western bank the Isan region of Thailand (formerly known as Siam prior to 1932), after the conclusion of the Franco-Siamese War of 1893. The language is still referred to as Lao by native speakers.