Queen In Waiting: Jean Plaidy

Book II in the Georgian Saga. When Caroline of Ansbach arrives in England, King George is old and sour, his mistress ugly and his wife imprisoned at his own hand for over twenty years. She has grown up watching her mother Eleanor's loveless and dangerous marriage, and is determined to avoid a similar situation. When she marries George Augustus, the Prince of Wales, the King resents their popularity among the people. Father and son loathe each other and exist in a state of constant competition for power. Caroline quickly realises that she could control her husband to some extent yet despite the obstacle of the King's control of her children, she refuses to lose sight of her aims.