Is “He was weak and incompetent, relying entirely on Zhou Yu and Lu Su to govern.” true?
based on fact
'Records of the Three Kingdoms, Book of Wu, Biography of the Lord of Wu' records that he endured humiliation and respected capable advisors, employing many talented people. The novel, to highlight Shu Han, diminishes Sun Quan's political autonomy.
Sun Quan
In official history, he was the founding emperor of Eastern Wu, known for his strategic command of Jiangdong and skill in employing people; in the novel, he is reduced to an indecisive ruler.