Accusing Chế Chí of stirring up Thuận and Hóa to win back the ceded land, Trần Anh Tông marched on Champa, took the king prisoner to Gia Lâm, where he died, and set up his brother Chế Năng as vassal.
War
Trần Anh Tông's campaign against Chế Chí
- 1311 – 1312
- Southeast Asia