"Camp Fire Girls in War and Peace" by Isabel Hornibrook is a historical fiction novel written in the early 20th century. The story centers around a group of young girls who are part of the Camp Fire Girls organization, focusing on their experiences during the Great War, both at home and on the frontlines. The narrative introduces themes of bravery, camaraderie, and the impact of war on civilians, particularly young women who aspire to support their country. At the start of the book, the girls visit a military training camp, where they witness a gas defense exercise that simulates the horrors of a gas attack. This moment serves to highlight the stark contrast between the innocence of youth and the grim realities of war. The opening portrays the characters' initial excitement quickly turning to fear as they confront the serious implications of chemical warfare, especially as one soldier suffers from a gas-related accident. The interactions among the girls and their guard reflect their resilience and willingness to help, showcasing how their Camp Fire training prepares them for unforeseen challenges in a wartime setting. (This is an automatically generated summary.)