The resignation deepens a crisis at the Justice Department sparked by a demand to dismiss criminal charges against New York City’s mayor.

Hagan Scotten told Justice Department officials that he would not be party to a political prosecution. He was the latest in succession of federal prosecutors to quit.

NEW YORK — Hagan Scotten, the lead prosecutor in Mayor Eric Adams’s federal corruption case, has quit over the Justice Department’s demand that the case be dismissed, calling any lawyer who would move in court to toss the matter a “fool” or “coward,” according to a copy of a letter obtained Friday.