Mark A. Milley, the retired chairman of the Joint Chiefs of Staff who stood up to President Trump in his first term. By Eric Schmitt and David E. Sanger Reporting on the Pentagon and national ...

Mark Milley, the highest-ranking and most visible officer in the military during the president's first term in office. On Jan. 20, as Trump was sworn in, Milley's recently unveiled portrait ...

Defense Secretary Pete Hegseth has ordered the Pentagon's inspector general to investigate the "conduct" of retired Joint Chiefs Chairman General Mark Milley — who at times clashed with ...