The History That Makes President Trump's 'Tapes' Tweet Controversial

When it comes to the White House, private conversations can easily become part of the public interest — but, President Trump appeared to suggest in a tweet on Friday, they might not all be precisely private.

Seeming to take issue with a report that at a private dinner he had asked former FBI Director James Comey to swear his loyalty, the President tweeted that Comey "better hope that there are no 'tapes' of our conversations.