The editorial board of The Washington Post on Monday delivered a blistering critique of Donald Trump , describing the presidents election defeat-denying rant on Fox News as one of the most dangerous of his presidency.

Trump pushed baseless allegations of a rigged election on Sundays broadcast of Sunday Morning Futures, unchallenged by host Maria Bartiromo.

The Post editorial titled Trumps latest Fox News rant was one of his most dangerous. Republicans cant ignore it said Trump was either delusional, or he is willing to knowingly tear down the democracy to deny that he is a loser.

It criticized prominent Republicans for sitting on the sidelines by remaining silent as Trump promotes baseless conspiracy theories about mass voter fraud.

Should Mr. Trump persuade millions of Americans that the voting system is corrupt, he could inaugurate an era of dangerous instability; a future candidate in a closer election might succeed in overturning a fair vote by exploiting the doubts and leveraging the fear that the president has instilled, the newspaper warned.

Read the full editorial here.