The reader can infer that Henry does hate what the war does to people.He cares about innocent men , women and children dying .He sees no use in the sacrifices made by a whole nation under war in order to win.He sees no gain in the act of giving one´s life fot your country, to defend the nation´s ideals .He is against the idea of the war hero as the reality of war is different and it is sad.
It gives lots of detail in the stories, it has parts that kids would like more and adults would like more. It's a fun series of books and movies for everyone.