The removal of a portrait of Gen. Mark Milley, the former chairman of the Joint Chiefs of Staff, from a Pentagon hallway was among the president’s early actions.

Discover how former U.S. presidents have spent their years after leaving the White House, from founding universities to leading humanitarian efforts and finding new personal passions.

The removal of a portrait of Gen. Mark A. Milley, the former chairman of the Joint Chiefs of Staff, from a Pentagon hallway ...

From decorations to executive orders, the 47th president has taken an aggressive posture in attempting to remake government.