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Western Liao Dynasty
Yelü Dashi
Copper Dirham
西遼
耶律大石
銅迪拉姆
Item number: A3601
Year: AD 1136-1143 (AH 530–537)
Material: Copper
Size: 22.7 x 20.5 x 0.6 mm
Weight: 2.6 g
Provenance: Stephen Album Rare Coins 2025
This coin is a copper dirham that was most likely issued under Yelü Dashi of the Western Liao.
All inscriptions are in Persian. The obverse begins with “لا اله الا” (lā ilāha illā…), followed by “لله وحده” (…allāh waḥdahu…) in the second line, and “لآ شريك له” (…lā sharīka lahu) in the third. These phrases combine the opening part of the shahāda with one of the six major Islamic declarations of faith: “There is no god but Allah; He is One, without partner.” At the bottom of the obverse appears a reversed line of Persian text, the beginning and end of which are unclear, though the middle part seems to read “سنه” (sanah), meaning “year,” used to indicate the date of issue.
On the reverse, the small upper inscription reads “سعد” (Saʿd), which is thought to have been the possible Muslim name of Yelü Dashi. Beneath it, the first line reads “محمد ر” (Muḥammad re-…), and the second line “سول الله ا” (…-sul Allāh e-…), forming the latter half of the shahāda: “Muḥammad is the Messenger of Allah.” The third line reads “لمقتفى بالله” (…-l-Muqtafi bi-llāh), meaning “al-Muqtafi bi-llāh,” or “the one who follows the will of God.” This indicates that the coin was struck in accordance with Islamic tradition, citing the name of the thirty-first Abbasid caliph, al-Muqtafi bi-llāh (“he who follows God”), a common honorific among Muslim rulers.
In AD 840, after the Orkhon Uyghur Khaganate (also known as Huihe) was destroyed by the southward-advancing Kirghiz, groups of migrating Uyghurs established new states in the Tarim Basin and in the region of the Seven Rivers (present-day southeastern Kazakhstan and eastern Kyrgyzstan). The most prominent of these were the Kingdom of Qocho and the Qarakhanid Khanate. Both derived from the Uyghur people: the former adopted Buddhism as its state religion, established its capital at Gaochang (the ancient city of Turfan), inherited the Tang bureaucratic and documentary system, and maintained tributary relations with the Song dynasty; the latter, centred on Kashgar and Balasaghun, saw its ruler Satūq Bughra Khan convert to Islam in the tenth century, thereby founding the first Turkic Muslim polity in Central Asia. The two states engaged in military conflicts during the mid-tenth century, with the Kingdom of Qocho temporarily becoming a vassal of the Qarakhanids, regaining autonomy only after the latter’s internal fragmentation.
While the Qarakhanids and the Uyghurs of Gaochang coexisted, the Liao dynasty also began to intervene in the western regions. In AD 924, Emperor Taizu of the Khitan, Yelü Abaoji, launched a western campaign reaching as far as Beiting (Beshbalik), briefly occupying the former Tang frontier territories. By the late eleventh century, the Liao dynasty had entered decline. During the reign of Emperor Tianzuo (Yelü Yanxi), internal strife and the rise of the Jurchen severely weakened the state. In AD 1115, the Jurchen founded the Jin dynasty and soon allied with the Northern Song to attack the Liao. In AD 1120, the two powers agreed to partition Liao territory: the Song advanced from the south towards the Sixteen Prefectures of Yan and Yun, while the Jin invaded from the north, successively capturing Dongjing (Liaoyang) and Shangjing (Linhuang), causing the Liao to lose more than half its lands. Emperor Tianzuo fled repeatedly; Yelü Dashi and other Khitan nobles and generals briefly established a “Northern Liao” in resistance before re-submitting to the emperor. In AD 1122, the Song army’s northern expedition ended in defeat, while Zhongjing (Dadingfu) fell to the Jin. In AD 1125, the Liao were decisively defeated at Yingzhou, Emperor Tianzuo was captured, and the Jin absorbed the entirety of Liao territory.
In AD 1124, before the final collapse of the dynasty, Prince Yelü Dashi of the imperial clan led a small group of Khitan nobles and followers westward into Central Asia, where he established the Western Liao regime. From AD 1134, its capital was set at Balasaghun, ruling a vast territory encompassing Gaochang, Yanqi, the Seven Rivers region, and the northern Tarim Basin. The Western Liao pursued a policy of cultural pluralism, protecting both Buddhism and Confucian learning, and allowing the Uyghurs of Gaochang to retain religious and administrative autonomy, forming a multi-ethnic structure under Khitan leadership. In AD 1209, the Uyghur Kingdom of Gaochang submitted to Genghis Khan, and in AD 1218, the remnants of the Western Liao were destroyed by Mongol generals led by Jebe, marking the end of the dynasty.
Blet-Lemarquand, Monique, and Michael Fedorov. Silk Roads: Coinage and the Monetary System. Paris: UNESCO Publishing, 1992.
Philippe Gignoux and Michael Bates, “DIRHAM,” Encyclopaedia Iranica, VII/4, pp. 424-428. http://www.iranicaonline.org/articles/dirham
Bacharach, J. L. “Studies on the Fineness of Silver Coins: Vol. I.” Journal of the Economic and Social History of the Orient, vol. 20, no. 3, 1977, pp. 291–312.
Fedorov, Michael. “A Hoard of Khytai Copper-Lead Alloy Silver-Washed Dirhams from the Krasnaia Rechka Hillfort.” The Numismatic Chronicle, vol. 164, 2004, pp. 322-327.