In what year was paranoid personality disorder discovered?

Paranoid personality disorder has not been discovered in any particular year. It is a recognized mental health condition described and defined in the Diagnostic and Statistical Manual of Mental Disorders (DSM) published by the American Psychiatric Association. Each edition of the DSM provides updated criteria and definitions for various mental health disorders, including paranoid personality disorder. The most recent edition, DSM-5, was published in 2013, updating the criteria and diagnostic features for various mental disorders, including paranoid personality disorder.