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Precursors to the Founding of the Ayutthaya Kingdom

Type Event Region Thailand Time 1338–1350

Around 1338, as Sukhothai declined and a power vacuum emerged in the middle Chao Phraya region, U Thong gathered strength around Suphanburi (Lavo), l…

Timeline

  1. 1338–1340Sukhothai · Northern ThailandAfter King Ramkhamhaeng, Sukhothai's succession crises deepened and its control over the middle Chao Phraya region and southern vassals weakened greatly; local strongmen sought autonomy, creating conditions for the rise of new powers.
  2. 1338–1345Suphanburi · Central ThailandBased at Suphanburi, U Thong allied with local nobles and the Buddhist sangha, gradually taking control of the fertile plains of the middle Chao Phraya. According to the Ayutthaya chronicles, he later moved south and founded Ayutthaya in 1350, establishing the Ayutthaya kingdom.

Sources