I would say the taiping rebellion
Answer:
Zhu Di (May 2, 1360–August 12, 1424), also known as the Yongle Emperor, was the third ruler of China's Ming dynasty. He embarked on a series of ambitious projects, including the lengthening and widening of the Grand Canal, which carried grain and other goods from southern China to Beijing.
Explanation:
The answer is A, agreement
Because they had goods and were powerful