"Despite being advised by... that he could face legal jeopardy for doing so, Trump directed McGahn on multiple occasions to fire Mueller or to gin up false conflicts of interest as a pretext for getting rid of the Special Counsel. ...Trump made "repeated efforts to have McGahn deny the story" — going so far as to tell McGahn to write a letter “for our files” falsely denying that Trump had directed Mueller’s termination."
January 1, 1970
https://en.wikiquote.org/wiki/Mueller_Report