Battle of Thị Nại Bay

Battle of Thị Nại Bay (1283)
Part of the Cham–Mongol War

Thị Nại Bay
Date13–14 February 1283
Location
Thị Nại Bay, Qui Nhơn
13°46′N 109°14′E / 13.767°N 109.233°E / 13.767; 109.233
Result
  • Yuan victory
  • Yuan dynasty seized Vijaya
  • Cham forces withdrew to the western highlands
Belligerents
Champa Yuan dynasty
Commanders and leaders
Indravarman V
Prince Harijit
Sogetu
Chen Chung-ta
Li Ch'uan
Cheng Pin
Strength
c. 10,000 5,000
Casualties and losses
No reliable estimate No reliable estimate

The Battle of Thị Nại Bay was a military engagement between Champa and the Yuan dynasty in February 1283. The battle took place on the landing beach of Thị Nại Bay, near Champa's capital Vijaya (modern-day Qui Nhơn, Vietnam). Despite being outnumbered, the Yuan invaders managed to break the Cham defensive line, forced the Cham monarch Indravarman V to retreat to the western highlands, where he waged an successfully guerrilla campaign against the occupying Yuan forces.