A False Accusation is an accusation that is contrary to fact or truth is a false accusation. To accuse means to make a charge of wrongdoing against another. Accusation can be a formal charge of criminal wrong doing, like the accusation that is presented to a court or magistrate having jurisdiction to inquire into the alleged crime. It can also be an informal statement that a person has engaged in an illegal or immoral act.
These are heroes and good guys that have, or had been, falsely accuesd of committing a criminal, or immoral act.