"Harz for the National Army" is a novel by the Hungarian writer Karol Etvös, which tells the story of a young officer fighting for a free Hungary during the Hungarian Revolution of 1848-1849. In this book, readers delve into the mysterious world of political intrigue, love, military events, and patriotism. The author skillfully recreates the atmosphere of that time, revealing important problems and concepts that are relevant even for modern times. "Hartz for the benefit of the national army" is a fascinating military-historical work that will leave an unforgettable impression on every reader.