When the chief Đèo Cát Hãn of Mường Lễ joined the Lao rebel Kha Đốn against the court, Lê Tư Tề and Lê Sát and then Lê Lợi himself marched west; Kha Đốn was killed, Đèo Cát Hãn fled and the district became châu Phục Lễ.
Battle
Lê Lợi's campaign against Đèo Cát Hãn
- 1432
- Southeast Asia
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