In the days before my book Fire and Fury was published in 2018, Donald Trump threatened me with pretty much whatever he could: prior restraint, libel suits and ever-more invective. At that time, this was looked at by me along with my publisher and lawyers, and the general media community, as ludicrous posturing. The barriers to prior restraint certainly seemed all but insurmountable and the idea that you could libel a sitting president nonsensical. John Sargent, the CEO of Macmillan, the publisher of my book, issued a blistering rejection of the White House’s efforts at coercion. I was welcomed by nearly every media outlet to continue my so-called libel against the president, and the book went on to sell 5 million copies worldwide. My two subsequent books about the Trump administration, Siege and Landslide, enjoyed that similar combination of Trump ire and media attention (and, with typical Trump inconsistency, a dinner...