Thailand allied with the United States and led anti-communist role in the region.
Sarit's coup and premiership revived the monarchy's role in politics.
The names Shan and A-hom seem to be variants of the same word.
The word Śyâma is possibly not its origin, but a learned and artificial distortion.
Even though constitutional monarchy and parliamentary democracy form of government was established in 1932, the most recent coup d'état in 2014 made Thailand currently a de facto military dictatorship.
Tai peoples migrated from southwestern China to mainland Southeast Asia since the 11th century.
The Thai National Anthem (Thai: ), written by Luang Saranupraphan during the extremely patriotic 1930s, refers to the Thai nation as: prathet Thai (Thai: ประเทศไทย).
The oldest known mention of their presence in the region by the exonym Siamese is in a 12th-century inscription at the Angkor Wat.
Various Indianised kingdoms such as the Mon, the Khmer Empire and Malay states ruled the region, competing with Thai states such as Ngoenyang, the Sukhothai Kingdom, Lan Na and the Ayutthaya Kingdom, which rivalled each other.
Before the end of the 15th century, Ayutthaya Kingdom was the new great power in the region.
Europeans contact began with a Portuguese diplomatic mission to Ayutthaya in 1511.