United Committee of Mengchiang

state · 1937–1939

Japanese-run coordinating body established at Kalgan in November 1937 that unified Demchugdongrub's Mongol government with the Chinese South Chahar and North Shansi puppet governments, and under which the name 'Mengjiang' entered common use; likely the same body this atlas's other sources call the Joint Committee of Mongolian Territories and the Mengjiang Federation Committee.

The United Committee of Mengchiang (蒙疆聯合委員会, Japanese Mökyō Rengō Iinkai) was established at Kalgan on November 22, 1937, as a Japanese-controlled coordinating body over three separate regimes: Demchugdongrub’s Mongol government (by then the Mongolian Allied League Autonomous Government, just inaugurated at Hohhot), the South Chahar Autonomous Government at Kalgan, and the North Shansi Autonomous Government at Tatung (Boyle, p.132–133; Hirokawa 2024, via this atlas’s master chronology). It fits the pattern of leashed, counterweight-style Japanese sponsorship the Mengjiang entry describes at more length: folding a Mongol autonomy government together with two Chinese puppet regimes under one Japanese-run committee, rather than letting any of the three stand alone.

Same body, four names

This atlas already recorded, before this entry existed, two other names for what is very likely this same body on the same date. Sechin Jagchid dates the emergence of the name “Mengjiang” specifically to a Japanese-run “Joint Committee of Mongolian Territories,” formed November 22, 1937 (see the Mengjiang and Mongolian Allied League Autonomous Government entries). Tuo, independently, records a “Mengjiang Federation Committee” forming at Kalgan on the same date to unite the same three regimes (see the Mengjiang entry’s Tuo-sourced chronology). Boyle’s “United Committee of Mengchiang” and Hirokawa’s 蒙疆聯合委員会 / Mökyō Rengō Iinkai now make four independent-source names, from Jagchid, Tuo, Boyle, and Hirokawa, all converging on November 22, 1937 for what appears to be one body. No single source among these four states the equivalence outright. This atlas treats the convergent dating as high-confidence, not certain, and this entry is the vehicle for holding that identification rather than leaving it scattered across other entries’ cross-reference notes.

Demchugdongrub resigned in April 1939 as Director-General of this body, in dissatisfaction with Japanese policy; the Japanese Supreme Adviser Kanai Shoji took over (Boyle, p.133). See the Demchugdongrub entry’s existing “Boyle’s account” section, where this claim was recorded, before this entry existed, as an open question about which body Boyle meant; that question is now substantially resolved by the identification above. The September 1, 1939 founding ceremony of the merged Mongolian Allied Autonomous Government took place, per Jagchid, “in the courtyard of the Joint Committee of Mongolian Territory,” this atlas’s own established account of the same physical body this entry describes, still under Jagchid’s own name for it.

Dissolution

This body’s own institutional end is not separately dated in any source this atlas holds. It was superseded in practical terms when the three regimes it coordinated merged outright into the single Mongol United Autonomous Government (Mengjiang) on September 1, 1939, per the sources already cited in the Mongolian Allied Autonomous Government entry. This entry’s endYear follows that merger date, as the point at which a separate coordinating committee over three nominally distinct regimes ceased to have a function, rather than any source’s stated dissolution date.

Sources

John Hunter Boyle, China and Japan at War, 1937–1945: The Politics of Collaboration (Stanford: Stanford University Press, 1972), Chapter 7, “Inner Mongolia,” pp. 124–133, cited above as “Boyle.” See this atlas’s project notes for this source’s tier and single-source caveats, which apply to different material than what is cited here.
Hirokawa, Ajia Keizai 65, no. 4 (2024), cited above as “Hirokawa 2024.” T1 scholarly (Japanese, IDE-JETRO). This atlas holds only the material relayed via the master chronology, not the original article; see this atlas’s project notes for the citation-completeness flag.
Sechin Jagchid, The Last Mongol Prince: The Life and Times of Demchugdongrob, 1902–1966 (Center for East Asian Studies, Western Washington University, 1999), cited above as “Jagchid,” for the “Joint Committee of Mongolian Territories” name and its role in the September 1939 merger. See the Sechin Jagchid entry for his biography and this atlas’s standing caveat on weighing his participant-partisan perspective.
Tuo Jianing, “The Ambivalent Choices of Hui Muslim Intellectuals under the Mengjiang Regime: A Focus on Wu Yaocheng,” Literature and Modern China 1, no. 1 (2019). DOI: 10.54591/CQUN2903, cited above as “Tuo,” for the “Mengjiang Federation Committee” name (via the Mengjiang entry’s existing chronology).