Chronicles of Zhu State

This is the story of the origin of the Zhu family with the surname Cao. During the period of Emperor Zhou, there was a Zhu State. The leader of the country was surnamed Cao. Zhu State was a vassal state of the Lu State. The King of Chu attacked Lu, and the King of Lu sent Zhu to resist Chu's 300,000-strong army. The leader of Zhu State went to persuade the captured people. The people of Zhu State, led by three sons and princesses, rescued their father. They won one and lost two in three battles. Zhu State resisted to the death. , In the end the second son died in battle, and the third son withdrew from the country in order to save the people of the country. A few years later, in order to pay tribute to the country of Zhu, people changed their surname to "Zhu". Later, as time went by, "Zhu" became "Zhu". This is a true historical story, a story that descendants of the Zhu family should know