The 25th Amendment ensures that “the United States will always possess a functioning President and Vice President” and that in the event of the President’s removal from office, it “provides for the prompt, orderly, and democratic transfer of executive power,” according to the Constitution .

Several Democratic lawmakers are urging President Donald Trump's cabinet to invoke a never-used constitutional provision to remove him from office.

Critics of President Trump decried his letter to Norway's Prime Minister on Monday, with some claiming it proved his was mentally unsound and unfit for office.