October 16, 531 BC-(Ding You, November, 11th year of Duke Zhaogong of Lu), Chu Shi destroyed Cai, and captured and killed Cai's prince as a sacrifice.

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Cai is not only a same-sex vassal of Zhou Dynasty, but also located in the middle reaches of Rushui River. He plays the role of "defending Jingman in the south and covering the Central Plains in the north", and has an important strategic position. In the early Spring and Autumn Period, the royal family declined, great powers competed for hegemony, and princes competed for deer. Cai also sent troops many times, forming alliances with Lu, Song, Chen and others to attack Zheng. At the same time, the rapid rise of the state of Chu in the south, and the city destroyed the country, which made Cai, Zheng and other princes of the Central Plains fear and uneasy. "Zuo Zhuan ¡¤ Huan Gong 2": "Cai Hou and Zheng Bo met in Deng and began to fear Chu." "Historical Records ¡¤ Guan Cai Shijia": "At the beginning of the eleventh year of [Cai] Aihou married Chen, and Xihou also married Chen. Xi women will return to Cai, but Cai Hou is disrespectful. Xihou is angry and asks King Wen of Chu: 'Come to attack me, I will ask Cai for help, Cai will come, and Chu can make merit.' King Wen of Chu followed him and captured Cai Aihou to return." Since the middle of the Spring and Autumn Period, Cai said, "If there is no service in Chu, it is like a tiger's ill. However, if China wants to destroy Chu, it must first do something to Cai. Gai Cai lives between Huai and Ru, in the north of Chu, which is Chu Ping." Nevertheless, after destroying Lu, Shen and Xi, Chu must destroy Cai in order to further advance north and east. "Zuo Zhuan ¡¤ The 11th Year of Zhaogong": "In the third month of Bingshen, Chu Zi (Ling Wang) served Cai Hou Yu Shen, drunk and held it. In the fourth month of summer, Ding Si killed him and punished seventy of his scholars. The young master abandoned his illness and commanded his teacher to surround Cai." In the 11th month of winter, the Chu teacher destroyed Cai. In the twelfth year of [Cai Linghou], Chu Lingwang killed his father with Linghou, lured Cai Linghou to Shen, Fujia drank, killed him when he was drunk, and punished 70 of his soldiers. He ordered his son to abandon his disease and surrounded Cai. In the twelfth year of Cai Linghou, that is, 531 BC, after Chu destroyed Cai, Cai was established as a county, and Chu's son abandoned his disease as Cai Gong. "Chu destroyed Cai three years old, Chu Gongzi abandoned his illness and killed his monarch Ling Wang Dai Li, as Ping Wang. Ping Wang asked Cai Jinghou's younger son Lu, and established it, is Ping Hou." At the beginning of Chu Ping Wang's uprising, that is, Xu Chen and Cai Yiguo. After acceding to the throne, in order to stabilize the situation and win the trust of the princes, he returned to the country of Chen and Cai.

Comments: The years of war, the years of war.