How does Lear's decision to divide the kingdom affect his relationship with his daughter?

Cordelia, who loves Lear more than anyone is ostracized and punished for her refusal to voice her love for her father. He banishes her, disowns her, and puts her in a position where no man will ever marry her based upon her lack of dowry. None-the-less, there are those impressed by her honor, and she will marry despite all.