Battle of Bạch Đằng (1288)

A decisive naval battle in which Đại Việt forces destroyed a Mongol fleet on the Bạch Đằng River, ending the third Mongol invasion of Đại Việt.

Bạch Đằng River: A river in northeastern Vietnam, historically a strategic route between the Gulf of Tonkin and Đại Việt’s interior. Its tidal channels confined the Mongol fleet and made the ambush possible.
Mongol invasions of Đại Việt: Three Mongol-led invasions of Đại Việt between 1258 and 1288, all ultimately repelled. The 1288 battle concluded the third invasion.
Trần Nhân Tông: The Trần dynasty emperor of Đại Việt who ruled during the Mongol invasions of the 1280s. He led the state during the campaign and backed the defense against Yuan forces.
Third Mongol invasion of Đại Việt: The 1287–1288 Yuan campaign against Đại Việt, the final Mongol-led invasion of the country. The fleet’s defeat at Bạch Đằng brought this campaign to an end.
Ngô Quyền: A Vietnamese ruler who defeated a Southern Han fleet on the Bạch Đằng River in 938. His earlier stake-and-tide tactic provided a precedent for the 1288 battle.
Yuan dynasty: A Chinese dynasty established by Kublai Khan that ruled from 1271 to 1368. The invading fleet served the Yuan campaign to subdue Đại Việt.
Trần Quốc Tuấn: The birth name of Trần Hưng Đạo, the Đại Việt commander who resisted the Mongol invasions. This name identifies the commander directing the 1288 strategy.
Mongol invasions of Japan: Two failed Yuan-led attempts to invade Japan in 1274 and 1281. Both campaigns reveal the limits of Yuan maritime expeditions, though their outcomes and settings differed.
Wooden stakes on the Bạch Đằng River: Sharpened wooden piles planted in the riverbed to damage or immobilize ships at low tide. Hidden stakes struck Mongol vessels as the outgoing tide exposed them.
Kublai Khan: The Mongol ruler who founded the Yuan dynasty and led its expansion across East Asia. He ordered the campaigns that brought Yuan forces into conflict with Đại Việt.

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