Who was Lark of the book the gun?

In "The Gun" by C.S. Lewis, Lark is a character who represents a youthful and idealistic perspective on violence and conflict. He embodies the innocence of youth and the complexities of moral choices in a world marked by war. Lark's interactions highlight the themes of innocence lost and the consequences of adult conflicts, serving as a poignant reminder of the impact of war on individuals, especially the younger generation.