The seat of the Black Tai lords of the upper Black River, the polity Vietnamese sources call Ngưu Hống (board).
Independent in practice and outside any Ly administration in 1200 (board). We could not check the Vietnamese notices; the campaign board's account is all we have.
Who holds it
- Title
- Black Tai lords of Mường Muổi
- Confidence
- low
The campaign board entry notes; Vietnamese notices of Nguu Hong as reported by the campaign board
Lord in 1200
A Black Tai lord; not named.
What the town holds
- Rice in the Mường Muổi bowl
- The upper Black River roads to Muong Thanh and Yunnan
Charter
None. A Tai muang is a valley held by a chao muong and his kin.
Council
The chao muong, his kin and the headmen of the villages of the valley; assemblies are not recorded for 1200.
Communities
Tai farmers.
Militia
Valley levies; no numbers.
Trade and crafts
Rice, cattle, forest goods.
What the year holds
What happened next, if nothing in play changes it. Each event carries what it depends on and what would stop it.
- Tran period, after 1225 (the campaign board gives no year)Dai Viet armies raid the Black Tai of Nguu Hong on the upper Black River.Depends on: A Tran court strong enough to send armies up the Black River. Stopped by: No strong court at Thang Long, or a Tai lord who pays tribute.
Places of note
- Muong Muoi: Seat
Where the sources disagree
Evidence: The campaign board entry notes only.
"The campaign board" is OMNIA's working map. These notes record where its earlier claims were checked against the sources.
Primary sources for Tai and Muong of the north-west
Chronicles, registers, sagas and inscriptions written in or near 1200 that cover this entry. Each has its own page with editions, translations and where to read it.
- The Complete Annals of Dai Viet, Ngo Si Lien, drawing on Le Van Huu's Dai Viet su ky (1272) and Phan Phu Tien; continued by Pham Cong Tru and Le Hi (1479; printed 1697 in the standard Chinh Hoa edition). The main narrative source for Dai Viet in 1200, compiled in 1479 from Le Van Huu's lost history of 1272. Read online
- The Unofficial History of Nanzhao, Yang Shen; revised by Hu Wei (16th century, revised 1775, from Dali and Yunnan traditions and lost local histories). The kingdom of Dali has no surviving text of 1200: its own records were destroyed in the Mongol conquest and after, and the Song shi's Dali entry ends in 1175. Read online
Sources and studies
- OMNIA board notes for the Vietnam and Champa area (a lead, not a source)
Last revised 4 November 2026. Published 4 November 2026. Suggest a correction on the OMNIA Discord.