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 "title": "Chieu doi do",
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 "excerpt": "Chieu doi do (Chiếu dời đô) is the 1010 edict by which Emperor Ly Thai To moved Vietnam's capital from Hoa Lu to Thang Long, today Hanoi.",
 "snippet": "Chieu doi do (Chiếu dời đô) is the 1010 edict by which Emperor Ly Thai To moved Vietnam's capital from Hoa Lu to Thang Long, today Hanoi.",
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 "markdown": "# Chieu doi do\n\n**Chieu doi do** (Chiếu dời đô, 遷都詔, also called Thien do chieu, the Edict on the Transfer of the Capital) is the proclamation by which Emperor Ly Thai To (Ly Cong Uan) transferred the capital of Dai Co Viet from Hoa Lu to the Dai La citadel, later [Thang Long](https://www.edgepedia.org/thang-long) and today Hanoi.<sup>[1](https://www.daophatngaynay.com/vn/en/tap-chi-dao-phat-ngay-nay/bai-viet-chon-loc/6035-thien-menh-trong-chieu-doi-do-cua-vua-ly-thai-to)</sup><sup> • </sup><sup>[2](https://tailieuhoctap.edu.vn/tin-tuc/doi-do/)</sup> It was issued in 1010, in the first year of the Thuan Thien reign, a few months after [Ly Thai To](https://www.edgepedia.org/ly-thai-to) took the throne.<sup>[3](https://doi.org/10.54660/ijsser.2025.4.6.124-127)</sup><sup> • </sup><sup>[4](https://ordi.vn/y-nghia-viec-thien-do-cua-ly-thai-to-trong-lich-su-viet-nam.html)</sup> The text is very short, only 214 [Chinese characters](https://www.edgepedia.org/chinese-characters), and is traditionally attributed to the king himself.<sup>[5](https://vietnam.vnanet.vn/english/tin-tuc/quotedict-on-the-transfer-of-the-capitalquot-19175.html)</sup><sup> • </sup><sup>[1](https://www.daophatngaynay.com/vn/en/tap-chi-dao-phat-ngay-nay/bai-viet-chon-loc/6035-thien-menh-trong-chieu-doi-do-cua-vua-ly-thai-to)</sup>\n\n| Fact | Detail |\n|---|---|\n| Author | Written at the behest of Emperor Ly Thai To (Ly Cong Uan)<sup>[2](https://tailieuhoctap.edu.vn/tin-tuc/doi-do/)</sup><sup> • </sup><sup>[9](https://vietnamkb.com/history/ly-thai-to)</sup> |\n| Date | 1010, first year of Thuan Thien<sup>[3](https://doi.org/10.54660/ijsser.2025.4.6.124-127)</sup><sup> • </sup><sup>[4](https://ordi.vn/y-nghia-viec-thien-do-cua-ly-thai-to-trong-lich-su-viet-nam.html)</sup> |\n| Length | 214 Chinese characters<sup>[5](https://vietnam.vnanet.vn/english/tin-tuc/quotedict-on-the-transfer-of-the-capitalquot-19175.html)</sup><sup> • </sup><sup>[1](https://www.daophatngaynay.com/vn/en/tap-chi-dao-phat-ngay-nay/bai-viet-chon-loc/6035-thien-menh-trong-chieu-doi-do-cua-vua-ly-thai-to)</sup> |\n| Object | Move of the capital from Hoa Lu (Ninh Binh) to the Dai La citadel (Thang Long, Hanoi)<sup>[1](https://www.daophatngaynay.com/vn/en/tap-chi-dao-phat-ngay-nay/bai-viet-chon-loc/6035-thien-menh-trong-chieu-doi-do-cua-vua-ly-thai-to)</sup><sup> • </sup><sup>[2](https://tailieuhoctap.edu.vn/tin-tuc/doi-do/)</sup> |\n| Justification | Heavenly mandate (Thien Menh), geomancy, and the precedent of earlier dynasties<sup>[4](https://ordi.vn/y-nghia-viec-thien-do-cua-ly-thai-to-trong-lich-su-viet-nam.html)</sup><sup> • </sup><sup>[6](https://thanglong.chinhphu.vn/english/the-royal-edict-on-the-transfer-of-the-capital-of-thang-long-in-the-year-1010-110109.htm)</sup> |\n| Transmission | Preserved in the Dai Viet su ky toan thu of Ngo Si Lien, 15th century; wood blocks cut in the 18th Chinh Hoa year (1697)<sup>[1](https://www.daophatngaynay.com/vn/en/tap-chi-dao-phat-ngay-nay/bai-viet-chon-loc/6035-thien-menh-trong-chieu-doi-do-cua-vua-ly-thai-to)</sup><sup> • </sup><sup>[5](https://vietnam.vnanet.vn/english/tin-tuc/quotedict-on-the-transfer-of-the-capitalquot-19175.html)</sup> |\n| Outcome<sup>[10](https://nguyenthaihocfoundations.org/2024/12/27/tom-tat-lich-su-9-vi-vua-trieu-dai-nha-ly-1009-1225/)</sup> | Thang Long served as capital for 215 years under nine Ly kings, then under the Tran, Hau Le, Mac, and Restored Le dynasties, and is the capital of Vietnam today<sup>[1](https://www.daophatngaynay.com/vn/en/tap-chi-dao-phat-ngay-nay/bai-viet-chon-loc/6035-thien-menh-trong-chieu-doi-do-cua-vua-ly-thai-to)</sup><sup> • </sup><sup>[5](https://vietnam.vnanet.vn/english/tin-tuc/quotedict-on-the-transfer-of-the-capitalquot-19175.html)</sup> |\n\n## Origin: author and date\n\nIn the first year of the Thuan Thien reign (1010), Ly Thai To found the Hoa Lu citadel unsuitable as a capital.<sup>[3](https://doi.org/10.54660/ijsser.2025.4.6.124-127)</sup><sup> • </sup><sup>[4](https://ordi.vn/y-nghia-viec-thien-do-cua-ly-thai-to-trong-lich-su-viet-nam.html)</sup> \n\n## Contents\n\nIt recalls the examples of the Shang and Zhou dynasties, and it reproaches the Dinh and Le dynasties for clinging to Hoa Lu against the pattern of heaven.<sup>[4](https://ordi.vn/y-nghia-viec-thien-do-cua-ly-thai-to-trong-lich-su-viet-nam.html)</sup><sup> • </sup><sup>[6](https://thanglong.chinhphu.vn/english/the-royal-edict-on-the-transfer-of-the-capital-of-thang-long-in-the-year-1010-110109.htm)</sup><sup> • </sup><sup>[1](https://www.daophatngaynay.com/vn/en/tap-chi-dao-phat-ngay-nay/bai-viet-chon-loc/6035-thien-menh-trong-chieu-doi-do-cua-vua-ly-thai-to)</sup> It then praises the Dai La citadel, the old capital of Cao Vuong (the Tang proconsul [Gao Pian](https://www.edgepedia.org/gao-pian)), as lying at the center of heaven and earth with the posture of a crouching tiger and a coiling dragon, spacious, flat, high, and bright.<sup>[4](https://ordi.vn/y-nghia-viec-thien-do-cua-ly-thai-to-trong-lich-su-viet-nam.html)</sup><sup> • </sup><sup>[2](https://tailieuhoctap.edu.vn/tin-tuc/doi-do/)</sup> The English translation renders the site as one where \"are assembled men and resources coming from the four points of the compass,\" making \"an excellent capital for a royal dynasty over ten thousand generations.\"<sup>[6](https://thanglong.chinhphu.vn/english/the-royal-edict-on-the-transfer-of-the-capital-of-thang-long-in-the-year-1010-110109.htm)</sup>\n\nTwo registers of argument run through the text: the Confucian notion of the heavenly mandate (Thien Menh) and the principles of geomancy, the site's position evoking \"a coiled-up dragon, a squatting tiger.\"<sup>[6](https://thanglong.chinhphu.vn/english/the-royal-edict-on-the-transfer-of-the-capital-of-thang-long-in-the-year-1010-110109.htm)</sup> A study of the wording argues that \"thien menh\" was a deliberate double meaning, serving both Confucian officials and the largely Buddhist population of a court marked by the \"Tam giao dong nguyen\" (three teachings from one source) tendency, so that the phrase pleased followers of both teachings at once.<sup>[1](https://www.daophatngaynay.com/vn/en/tap-chi-dao-phat-ngay-nay/bai-viet-chon-loc/6035-thien-menh-trong-chieu-doi-do-cua-vua-ly-thai-to)</sup>\n\n## Implementation and transmission\n\nMoving the entire court, army, and bureaucracy was a large task, and construction continued for years, mainly on the old Dai La ramparts, expanded and rebuilt under Ly Thai To's successors.<sup>[7](https://vietnamkb.com/vi/history/ly-thai-to)</sup> In the two years 1010–1011 the king built a complex of 8 dien (halls) and 4 cung (palaces) at the center of the Thang Long Imperial Citadel.<sup>[8](https://vov2.vov.vn/van-hoa-giai-tri/vua-ly-thai-to-va-quyet-dinh-doi-do-lich-su-55319.vov2)</sup>\n\nThe text itself reached the present through the historians. It was excerpted by the royal historian [Ngo Si Lien](https://www.edgepedia.org/ngo-si-lien) in the [Dai Viet su ky](https://www.edgepedia.org/dai-viet-su-ky) toan thu in the 15th century, and the entire edict was inscribed on wood blocks made in the 18th Chinh Hoa year (1697).<sup>[5](https://vietnam.vnanet.vn/english/tin-tuc/quotedict-on-the-transfer-of-the-capitalquot-19175.html)</sup><sup> • </sup><sup>[1](https://www.daophatngaynay.com/vn/en/tap-chi-dao-phat-ngay-nay/bai-viet-chon-loc/6035-thien-menh-trong-chieu-doi-do-cua-vua-ly-thai-to)</sup> A woodblock print of the edict was later found at the National Archives Center IV in [Da Lat](https://www.edgepedia.org/da-lat), signature H 31/8, measuring 41x21.2 cm with a print frame of 29.5x20 cm, possibly a Le-dynasty carving of 1697; Nguyen-dynasty woodblocks of this corpus were recognized by UNESCO as World Documentary Heritage on 30 July 2009.<sup>[1](https://www.daophatngaynay.com/vn/en/tap-chi-dao-phat-ngay-nay/bai-viet-chon-loc/6035-thien-menh-trong-chieu-doi-do-cua-vua-ly-thai-to)</sup>\n\n## Political influence\n\nThe edict set the location of Vietnamese state power for the following millennium. The Dai La–Thang Long citadel remained the capital for 215 years under nine Ly kings, and then of the Tran (1225–1400), Hau Le (1428–1527), Mac (1527–1592), and Restored Le (1592–1788) dynasties; the site, called Ha Noi since 1831 under the Nguyen dynasty, is the capital of Vietnam today.<sup>[10](https://nguyenthaihocfoundations.org/2024/12/27/tom-tat-lich-su-9-vi-vua-trieu-dai-nha-ly-1009-1225/)</sup><sup> • </sup><sup>[1](https://www.daophatngaynay.com/vn/en/tap-chi-dao-phat-ngay-nay/bai-viet-chon-loc/6035-thien-menh-trong-chieu-doi-do-cua-vua-ly-thai-to)</sup><sup> • </sup><sup>[5](https://vietnam.vnanet.vn/english/tin-tuc/quotedict-on-the-transfer-of-the-capitalquot-19175.html)</sup> The Red River plain offered easier farming, river transport, and access to sea trade routes than mountain-girt Hoa Lu, and the continuity of the site makes Thang Long/Ha Noi one of the longest-serving capital sites in Southeast Asia.<sup>[7](https://vietnamkb.com/vi/history/ly-thai-to)</sup> During his eighteen-year reign Ly Cong Uan built the capital with the Can Nguyen, Tap Hien, and Giang Vo halls, and strong ramparts; the [Quoc Tu Giam](https://www.edgepedia.org/quoc-tu-giam) was established only in 1076 under [Ly Nhan Tong](https://www.edgepedia.org/ly-nhan-tong), and examinations were held to select talent.<sup>[1](https://www.daophatngaynay.com/vn/en/tap-chi-dao-phat-ngay-nay/bai-viet-chon-loc/6035-thien-menh-trong-chieu-doi-do-cua-vua-ly-thai-to)</sup><sup> • </sup><sup>[11](https://tulieulichsu.com/su-kien-lich-su/lap-quoc-tu-giam-o-kinh-do-thang-long-38.html)</sup>\n\n## Reception and assessment\n\nScholars regard the edict as one of the first administrative documents of Vietnam's feudal era, recording Ly Cong Uan's vision in choosing Thang Long, with both historical and artistic value.<sup>[5](https://vietnam.vnanet.vn/english/tin-tuc/quotedict-on-the-transfer-of-the-capitalquot-19175.html)</sup> It is considered the opening work of Ly-dynasty literature, a text of literary, political, geographical, and historical value.<sup>[1](https://www.daophatngaynay.com/vn/en/tap-chi-dao-phat-ngay-nay/bai-viet-chon-loc/6035-thien-menh-trong-chieu-doi-do-cua-vua-ly-thai-to)</sup> The late Professor Tran Quoc Vuong, a historian of Vietnam, considered it the work that founded the literature of Hanoi and of the [Ly dynasty](https://www.edgepedia.org/ly-dynasty).<sup>[5](https://vietnam.vnanet.vn/english/tin-tuc/quotedict-on-the-transfer-of-the-capitalquot-19175.html)</sup> A millennium after its issue, the same commentary notes, the edict's \"forecast value\" appears unchanged, since the city it chose still serves as the national capital.<sup>[5](https://vietnam.vnanet.vn/english/tin-tuc/quotedict-on-the-transfer-of-the-capitalquot-19175.html)</sup>\n\n## References\n\n1. [\"Thiên mệnh\" trong chiếu dời đô của vua Lý Thái Tổ, Đạo Phật Ngày Nay (English version)](https://www.daophatngaynay.com/vn/en/tap-chi-dao-phat-ngay-nay/bai-viet-chon-loc/6035-thien-menh-trong-chieu-doi-do-cua-vua-ly-thai-to)\n2. [Edict on the Transfer of the Capital, tailieuhoctap.edu.vn](https://tailieuhoctap.edu.vn/tin-tuc/doi-do/)\n3. [A Study of the Content of King Lý Thái Tổ's 'Chiếu Dời Đô' (Edict on the Transfer of the Capital), IJSSER](https://doi.org/10.54660/ijsser.2025.4.6.124-127)\n4. [Ý nghĩa việc thiên đô của Lý Thái Tổ trong lịch sử Việt Nam](https://ordi.vn/y-nghia-viec-thien-do-cua-ly-thai-to-trong-lich-su-viet-nam.html)\n5. [\"Edict on the Transfer of the Capital\", Vietnam News Agency](https://vietnam.vnanet.vn/english/tin-tuc/quotedict-on-the-transfer-of-the-capitalquot-19175.html)\n6. [The royal edict on the transfer of the capital of Thăng Long in the year 1010](https://thanglong.chinhphu.vn/english/the-royal-edict-on-the-transfer-of-the-capital-of-thang-long-in-the-year-1010-110109.htm)\n7. [Lý Thái Tổ: người sáng lập Thăng Long (Hà Nội), Vietnam Knowledge](https://vietnamkb.com/vi/history/ly-thai-to)\n8. [Lý Thái Tổ và quyết định dời đô lịch sử, VOV2](https://vov2.vov.vn/van-hoa-giai-tri/vua-ly-thai-to-va-quyet-dinh-doi-do-lich-su-55319.vov2)\n9. [Emperor Lý Thái Tổ: the founder of Thăng Long (Hà Nội), Vietnam Knowledge](https://vietnamkb.com/history/ly-thai-to)\n10. [Tom tat lich su 9 vi vua trieu dai nha ly 1009 1225 (nguyenthaihocfoundations.org)](https://nguyenthaihocfoundations.org/2024/12/27/tom-tat-lich-su-9-vi-vua-trieu-dai-nha-ly-1009-1225/)\n11. [Lap quoc tu giam o kinh do thang long 38 (tulieulichsu.com)](https://tulieulichsu.com/su-kien-lich-su/lap-quoc-tu-giam-o-kinh-do-thang-long-38.html)\n\n---\n*Topic: Encyclopedia › Society and history › History and archaeology › Asian history › Southeast Asia › Vietnam under the Ly, Tran, and Ho dynasties (1009 to 1407)*\n\n*Initially written Sep 24, 2026 · Reviewed: Sep 30, 2026 · Edited: Sep 30, 2026 · Last review: Sep 30, 2026*\n\n*Copyright 2026 EdgeChat AI, a subsidiary of Biostate AI.*\n\nLicense: Edgepedia Community License 1.0, https://www.edgepedia.org/edgepedia/license\n",
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 "credit": "\"Chieu doi do\", Edgepedia (EdgeChat), https://www.edgepedia.org/chieu-doi-do. Edgepedia Community License 1.0.",
 "credit_md": "\"[Chieu doi do](https://www.edgepedia.org/chieu-doi-do)\", Edgepedia (EdgeChat), [https://www.edgepedia.org/chieu-doi-do](https://www.edgepedia.org/chieu-doi-do). [Edgepedia Community License 1.0](https://www.edgepedia.org/edgepedia/license).",
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 "speakable": "Chieu doi do is the 1010 edict by which Emperor Ly Thai To moved Vietnam's capital from Hoa Lu to Thang Long, today Hanoi."
}
