The story is set against the backdrop of the American Civil War and follows the adventures of two young friends, Frank and Walter, who find themselves on opposing sides of the conflict. Frank is a Northerner, while Walter hails from the South. As the war unfolds, the friends' loyalties are tested as they find themselves on different sides of the conflict.G.A. Henty's novels often focused on historical events and periods, blending adventure, history, and moral lessons. "Friends, though Divided" likely provides readers with an adventurous and historically informative narrative, highlighting the challenges faced by individuals during the American Civil War and exploring themes of friendship, loyalty, and the impact of war on personal relationships.Henty's works were popular among young readers for their vivid portrayal of historical events and their ability to transport readers into different periods of history through compelling storytelling.