S er "Railroads in the Late 19th Century" gives a history of the growth of the national railroad system. How is this history most clearly used in the fictional The Rainy Day Railroad War? 2. to introduce a story about Ă new and unusual railroad to develop a conflict between nature and the railroads 3. to portray a narrator who understands the future of the railroads way 4. to convey a theme that progress from the railroad was unavoidable d