Ruling Against Trump Cuts to the Heart of His Identity

Nearly every aspect of Donald J. Trump’s life and career has been under scrutiny from the justice system over the past several years, leaving him under criminal indictment in four jurisdictions and being held to account in a civil case for what a jury found to be sexual abuse that he committed decades ago.

But a ruling on Tuesday by a New York State judge that Mr. Trump had committed fraud by inflating the value of his real estate holdings went to the heart of the identity that made him a national figure and launched his...