Nguyễn Huệ surprised the Trịnh outposts, then attacked Phú Xuân by night when the river flooded the walls and his ships could fire into the citadel; within 28 days the Tây Sơn held everything south of the Gianh.
Battle
Phú Xuân campaign
- June 1786
- Southeast Asia
Meanwhile, elsewhere
- 1789 – 1799French RevolutionEurope
- 1792United States dollarNorth America
- 17th century – 19th centuryAge of EnlightenmentEurope
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- 4 July 1776United States Declaration of IndependenceNorth America
- 1765 – 1783American RevolutionNorth America
- 30 April 1803Louisiana PurchaseNorth America
- 18th century – 19th centuryRomanticism