New U.S. Defense Secretary Pete Hegseth, in one of his first acts in the job since being appointed by President Donald Trump, has revoked the personal security detail and security clearance for Mark Milley,

The Pentagon has asked its inspector general to review the record and behavior of Gen. Mark A. Milley, the retired chairman of the Joint Chiefs of Staff who stood up to President Trump in his first term.

The Pentagon has revoked the security detail and clearance for retired general Mark Milley, a former top US military commander who has been critical of President Donald Trump. Defence Secretary Pete Hegseth directed the move as one of his first acts in office, asking officials to investigate Gen Milley's "conduct" and review his military grade.