Trump Announces He’s Replacing Noem With Oklahoma Senator to Head Homeland Security

Kristi Noem, the president said, would be moving to a special envoy position and will be replaced by Sen. Markwayne Mullin.

Homeland Security Secretary Kristi Noem testifies before the Senate Committee on the Judiciary on Capitol Hill in Washington on March 3, 2026. Madalina Kilroy/The Epoch Times

President Donald Trump on Thursday announced that he is replacing Department of Homeland Security Secretary Kristi Noem with Sen. Markwayne Mullin (R-Okla.) in a move that will go into effect by the end of the month.

“I am pleased to announce that the Highly Respected United States Senator from the Great State of Oklahoma, Markwayne Mullin, will become the United States Secretary of Homeland Security,” Trump wrote in a post on Truth Social.