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| Emperor Suzong of Tang | |
|---|---|
| Name | Emperor Suzong of Tang |
| Temple name | Suzong |
| Personal name | Li Heng (李亨) |
| Birth date | 711 |
| Death date | 762 |
| Reign | 756–762 |
| Predecessor | Emperor Xuanzong of Tang |
| Successor | Emperor Daizong of Tang |
| Dynasty | Tang dynasty |
| Spouse | Empress Zhang |
| Issue | Emperor Daizong of Tang and others |
Emperor Suzong of Tang was the seventh emperor of the Tang dynasty who reigned from 756 to 762 during a period of extreme crisis marked by the An Lushan Rebellion. He succeeded Emperor Xuanzong of Tang amid civil war, presided over key military recoveries, and oversaw political realignments involving eunuchs, military governors, and imperial clans. His reign shaped the transition of Tang authority and set precedents influencing Emperor Daizong of Tang and later Tang politics.
Li Heng was born in 711 into the imperial family of the House of Li during the rule of Emperor Ruizong of Tang and grew up under the shadow of court figures such as Wu Zetian's heirs and the regency struggles involving Li Longji (later Emperor Xuanzong of Tang). He held princely titles and served at court where he interacted with prominent officials including Yao Chong, Zhang Jiuling, and Song Jing. His early life overlapped with major events like the consolidation of Tang Chang'an as a cultural center and diplomatic exchanges with Tibet, Nanzhao, and Annam. Li Heng's relationships with influential clans—such as the Cui family of Boling, the Li family of Yingyang, and military families like the An family of Shanxi—would later inform factional dynamics.
Ascending the throne during the collapse of central control, he declared himself emperor after the flight of Emperor Xuanzong of Tang to Shaanxi and the capture of Chang'an by rebel forces. Suzong mobilized loyalist commanders including Gao Xianzhi's successors, Li Guangbi, and Guo Ziyi to contest rebel strongholds. He established a new court in Lingwu and later Fengxiang, coordinating with emissaries from Uyghur Khaganate and negotiating with regional leaders like Li Huaixian and Xue Song. Political consolidation involved balancing families such as the Zhao clan of Jingzhao and officials like Li Linfu's associates while facing plots by members of the Imperial Guard and rival princely branches.
The cornerstone of Suzong's rule was response to the An Lushan Rebellion begun by An Lushan and continued by An Qingxu, Shi Siming, and later Shi Chaoyi. Suzong coordinated counteroffensives with generals including Guo Ziyi, Li Guangbi, Luo Yuangu, Li Mi, and the influential frontier commander Pugu Huai'en. He sought and obtained crucial military aid from the Uyghur Khaganate under Bayanchur Khan to recapture Chang'an and Luoyang, actions that involved pay, marriage politics, and territorial concessions. Campaigns against rebel-held regions like Fanyang and battles at Tong Pass and the Yellow River basin featured commanders such as Cui Qun and Zheng Yuqing, complicated by mutinies from jiedushi like An Shouzhong and shifting loyalties from figures like Yang Guozhong. The eventual defeat of Shi Chaoyi involved sieges, supply-line warfare, and collaboration with frontier powers including the Tibetan Empire and the Khitan.
Suzong rebuilt imperial administration disrupted by rebellion, relying on chancellors and ministers including Li Lin, Miao Jinqing, Yuwen Rong, and Liu Zhan to restore taxation, grain transport on the Grand Canal, and civil service functions tied to the Imperial Examination. He reconstituted provincial control by appointing and confirming jiedushi such as Guo Ziyi and Li Guangbi, while attempting fiscal reforms to replenish the treasury drained by military expenditures through measures overseen by finance officials like Yuan Zai. Suzong also confronted famine, refugee movements, and outbreaks that required coordination with aristocratic and monastic networks, including interactions with Buddhist leaders linked to monasteries in Luoyang and Chang'an.
The crisis elevated court eunuchs—notably Li Fuguo—who gained unprecedented power by controlling the imperial guards and palace communications, producing rivalry with chancellors such as Li Lin, Miao Jinqing, and Huangfu Bo. Suzong navigated factionalism among aristocrats from the Li family of Fanyang, the Cui clan, and scholar-officials tied to the Imperial Academy. Power struggles involved military elites like Guo Ziyi and frontier families including An Sishun and Tufan-aligned figures, creating a tripartite tension among court officials, military governors, and eunuchs that reshaped Tang patronage networks.
Suzong died in 762 and was succeeded by his son Emperor Daizong of Tang, after a succession influenced by eunuch intervention and court factionalism involving Li Fuguo and Zhang Yide. His legacy includes the recovery of key cities and partial restoration of Tang authority, the precedent of dependence on regional jiedushi and Turkic allies, and the strengthened role of eunuchs that would affect later crises such as the Huang Chao Rebellion. Historians debate his effectiveness, contrasting the salvation of the dynasty with the institutional decentralization that foreshadowed the Tang decline and the rise of powerful military families and non-Han polities. Category:Emperors of the Tang dynasty