 Without his knowledge, without his consent. That wasn't technically illegal because Hoover signed up on it. And worse than that, they recorded his sexual escapades in hotel rooms of various women and threatened to blackmail him with porn. But basically today we call that porn blackmail, revenge porn blackmail. You know, this is illegal. And, you know, Dr. King was a U.S. citizen protected by the Constitution, and our own government did that to him.