(CNN)President Donald Trump announced Friday night that acting White House chief of staff Mick Mulvaney would be replaced by Republican Rep. Mark Meadows of North Carolina.
“I am pleased to announce that Congressman Mark Meadows will become White House Chief of Staff. I have long known and worked with Mark, and the relationship is a very good one,” Trump tweeted Friday.
Trump, who did not immediately offer an explanation for the swap, thanked Mulvaney, who he said would become special envoy for Northern Ireland.
“I want to thank Acting Chief Mick Mulvaney for having served the Administration so well. He will become the United States Special Envoy for Northern Ireland,” Trump added. “Thank you!”
Mulvaney has been a fixture of Trump’s administration in various roles over the past three years.
The former South Carolina congressman was ensnared in the impeachment inquiry over his involvement in the Trump administration’s effort to withhold disbursing security aid to Ukraine.
White House staff and the President had lost confidence in Mulvaney last fall after he failed to quickly produce an effective strategy to defend the President after news of an intelligence community whistleblower complaint, which eventually became the basis for the impeachment inquiry, was made public. But the President was convinced not to act by close aides who argued that a leadership change in the White House during impeachment could cause unnecessary chaos.
And last October, Mulvaney also irritated Trump when the former acting chief of staff confirmed during a press briefing that the President froze the security aid, in part, to pressure the country to investigate Trump’s Democratic rivals.
He later tried to walk