What is the major conflict in chapter 10-12 in the book "Boy in The Stripped Pajama's"

Despite being a relatively short novel, conflicts abound throughout The Boy in the Striped Pajamas . The story contains a solid mixture of both internal and external conflicts. One external and internal conflict that can be seen early on in the novel is the conflict that exists between Bruno and his father.

Explanation:

faith or loyalty when pledged in a solemn agreement or undertaking.