Note 3 — ARISTOTLE.
Reading edition
“Ex post facto.” A Latin expression, meaning an after act or thing done afterward. An ex post facto law is a law enacted after the commission of a crime, for the purpose of being enforced upon the person having committed the crime, who could not be held a criminal, or at least a criminal in the same degree, until after the enaction of the law. All such laws are forbidden by the constitution of the United States.