2 Attachment(s) President Trump informed Russian officers in the Oval Office this month that firing the F.B.I. James B, director. Comey, had relieved “great pressure” on him, based on a document summarizing the meeting.

“I just fired the the top of the F.B.I. He was insane, a genuine nut-job,” Mr. Trump stated, according to the document, which was read to The New York Times by an American official. “I confronted great strain as a result of Russia. That is taken off.”

Mr. Trump added, “I'm not under investigation.”

The dialogue, during a May 10 meeting — the day after he fired Mr. Comey — reinforces the idea that Mr. Trump dismissed him mostly because of the bureau's investigation into possible collusion between his campaign and Russian operatives. Mr. Trump stated as much in one televised interview, but the White House has supplied changing justifications for the firing.

The White House document that contained Mr. Trump's remarks was based on notes taken from the the Oval Office and has been circulated as the the state account of the meeting. One