America was preoccupied with domestic issues during the run-up to the war. When the war came, the Roosevelt Administration looked for ways to aid the Allies despite the limitations of the Neutrality Act.
More on various genres of pulp fiction, and how they led to the development of comic books.
Pulp fiction was an important form of entertainment in the twentieth century, peaking in popularity around 1940. Pulp fiction came in a variety of genres and was the birthplace for a new one: science fiction.