Salva is a character from the book "A Long Walk to Water," written by Linda Sue Park. He is a young boy from Sudan who becomes a refugee during the Second Sudanese Civil War. Salva's journey is marked by hardship, resilience, and the search for safety as he navigates through dangerous territories and faces the challenges of survival. Throughout his journey, Salva encounters various people who help him, including a group of other refugees. His story highlights themes of hope and perseverance, ultimately leading him to a new life in the United States. Salva's experiences inspire readers to understand the struggles faced by many refugees around the world.