Nonfiction today is chiefly important as Propaganda.
Explanation:
Nonfiction is content that purports in good faith to represent truth and accuracy regarding any information, events, or people. They can be present as objectively or subjectively, and may sometimes take the form of story even.
Nonfiction refers to literature based in fact. It is the broadest category of literature.
The nonfiction department has books and videos in many categories. Nonfiction is writing or cinema that is about facts and real events.