Usurpation
The seizure of the Tang throne through forged imperial edicts and puppet emperors.
The Succession Dispute between Han Jiu and Ji Se
- Jurisdiction: State of Han, Warring States China (circa 300 BC)
- Original Case: 韩咎与几瑟争立案
- Key Figures: Han Jiu (Prince Jiu), Ji Se (Prince Ji Se), King Xiang of Han, Gong Shu, Queen Dowager, Su Dai, and other court officials
- Case Tags: Treason;Usurpation;Sedition;Exile
The Assassination of Lord Chunshen
- Jurisdiction: State of Chu, Warring States China (238 BC)
- Original Case: 春申君被刺案
- Key Figures: Lord Chunshen (Huang Xie), Li Yuan, Li Yan (Queen Dowager), King Kaolie of Chu, King You of Chu
- Case Tags: Political Assassination;Palace Coup;Usurpation;Conspiracy
The Case of Cui Cheng and Cui Qiang Killing Dongguo Yan and Tang Wujiu, and Qing Feng Annihilating the Cui Clan
- Jurisdiction: State of Qi, China (Zhou Dynasty) (546 BC)
- Original Case: 崔成、崔强杀东郭偃、棠无咎,庆封灭崔氏案
- Key Figures: Cui Cheng, Cui Qiang, Dongguo Yan, Tang Wujiu, Qing Feng, Cui Zhu (Cui Shuzi), Duke Jing of Qi, Cui Ming
- Case Tags: Murder;Clan Extermination;Political Conspiracy;Usurpation
Cui Zhu and Qing Feng Install Duke Jing and Force the Covenant on the People, with Yan Ying Refusing to Swear
- Jurisdiction: State of Qi, Eastern Zhou Dynasty (present-day Shandong, China) (548 BC)
- Original Case: 崔杼庆封立景公、盟国人晏婴不肯盟案
- Key Figures: Cui Zhu, Qing Feng, Duke Jing of Qi (Lü Chujiu), Yan Ying (Yanzi), the people and officials of Qi
- Case Tags: Regicide;Usurpation;Coerced Oath;Civil Disobedience
The Case of Sun Linfu and Ning Zhi Expelling Duke Xian of Wei
- Jurisdiction: State of Wei, Zhou Dynasty (ancient China) (559 BC)
- Original Case: Sun Linfu, Ning Zhi Expel Duke Xian of Wei
- Key Figures: Sun Linfu (Sun Wenzi), Ning Zhi (Ning Huizi), Duke Xian of Wei (Ji Kan), Ning Xi
- Case Tags: Treason;Rebellion;Usurpation;Exile
The Murder of Duke Xiang of Qi and the Usurpation by Gongsun Wuzhi
- Jurisdiction: State of Qi, Ancient China (Spring and Autumn Period) (686 BC (Winter))
- Original Case: 连称、管至父弑齐襄公、公孙无知篡位案
- Key Figures: Lian Cheng, Guan Zhifu, Gongsun Wuzhi, Duke Xiang of Qi
- Case Tags: Regicide;Usurpation;Political Conspiracy;Treason
The Case of Duke Cheng of Wei's Return and the Covenant with the People
- Jurisdiction: State of Wei (卫国), under the hegemonic jurisdiction of Jin (晋国), Spring and Autumn China (630 BC (Spring and Autumn Period))
- Original Case: 卫侯归国、宁武子与卫人盟誓案
- Key Figures: Duke Cheng of Wei (卫成公), Ning Wuzi (宁武子/Ning Yu), Yuan Xuan (元咺), Duke Wen of Jin (晋文公), Shu Wu (叔武), Prince Xia (公子瑕)
- Case Tags: Treason;Breach of Covenant;Hegemonic Intervention;Usurpation
The Case of Wei Zhouyu's Regicide and Usurpation
- Jurisdiction: State of Wei, Zhou Dynasty (present-day Henan, China) (719 BC)
- Original Case: 卫州吁弑君篡位案
- Key Figures: Zhouyu (Prince of Wei, usurper), Duke Huan of Wei (the assassinated ruler), Shi Que (Wei minister who orchestrated the counter-coup), Shi Hou (Shi Que's son and Zhouyu's co-conspirator), Duke Huan of Chen (ally who facilitated the execution)
- Case Tags: Regicide;Usurpation;Treason;Capital Punishment

