"Olaf the Glorious" is a historical novel written by Robert Leighton that tells the story of Olaf Haraldson, a Viking prince who becomes the king of Norway in the early 11th century. The novel follows Olaf's journey as he grows from a young, ambitious warrior to a powerful and respected king. Along the way, he faces numerous challenges, including battles with rival clans, conflicts with the Christian church, and struggles to maintain his own morality in the face of temptation. Olaf's story is also intertwined with his relationships with the women in his life, including his wife, his mistress, and his sister, who plays a pivotal role in the politics of the kingdom. Throughout the novel, Leighton vividly portrays the world of the Vikings, with its brutal battles, political intrigue, and complex social hierarchies. The novel also explores themes of power, honor, and the clash between pagan and Christian beliefs. Ultimately, Olaf's story comes to a tragic end, as he meets his death in battle against his enemies. "Olaf the Glorious" is a captivating tale of a legendary Viking king, and the turbulent times in which he lived.