How does Lady Margaret change over the course of the novel, The White Princess?

Lady Margaret, Henry’s mother, insists on being called My Lady the King’s Mother. She is extremely ambitious, willing to manipulate her son into doing whatever she believes is right. As a former lady-in-waiting to Elizabeth’s mother, she is well versed in life in the court. Lady Margaret is a religious woman who makes many rules, even for those in the court. By the end of the novel, Lady Margaret has become a paranoid and regretful women. When Elizabeth blames her for Henry’s vindictiveness, Lady Margaret does not refute it.