White House announces it will not comply with 'illegitimate and unconstitutional' impeachment inquiry

The White House outlined in a defiant eight-page letter to House Speaker Nancy Pelosi and top Democrats on Tuesday why it will not participate in their “illegitimate and unconstitutional” impeachment inquiry, charging that the proceedings have run roughshod over congressional norms and the president's due-process rights.

Trump administration officials called the letter, which was written by White House counsel Pat Cipollone and obtained by Fox News, perhaps the most historic letter the White House has sent. The document tees up a head-on collision with Democrats in Congress, who have fired...