In "A Horseman in the Sky," Ambrose Bierce primarily develops the character of Carter Druse through his internal conflict and his moral dilemmas. The passage reveals his deep sense of duty and loyalty to his beliefs, particularly as he faces the realistic and heartbreaking choice between his personal feelings and his responsibilities as a soldier.
Bierce explores Druse's psychological state, showcasing his determination and the weight of his familial connections, particularly his relationship with his father, who is on the opposite side of the conflict. The tension between his love for his family and his commitment to the Union cause illustrates his inner turmoil. Through vivid imagery and poignant descriptions, Bierce conveys Druse's growing understanding of the gravity of his situation, ultimately building a complex portrait of a young man caught between love and loyalty, duty and sacrifice.
Additionally, the author employs rich symbolism, such as the landscape and the act of watching over the valley, to reflect Druse's sense of isolation and the burden of his decisions. This development allows readers to empathize with Druse and grasp the tragic nature of his circumstances, contributing to the overall theme of the story regarding the harsh realities of war.