The early settlement of anatomically modern humans in MSEA dates back to at least 65 thousand years ago (kya) and is associated with the formation of a hunter-gatherer tradition called Hoabinhian. Since the Neolithic period, which dates to about ~4,000-5,000 years ago, cultural transitions and diversification have happened multiple times.. ...Vietnam has a population size of more than 96 million people comprising 54 official ethnic groups; 110 languages are spoken in the country. To date, there are hundreds of ethnolinguistic groups in MSEA, speaking languages belonging to five major language families: Austro-Asiatic (AA), Austronesian (AN), Hmong-Mien (HM), Tai-Kadai (TK), and...