Defense Secretary Pete Hegseth's behavior has become "erratic" and he seems increasingly "insecure" about his job, sources ...

Defense Secretary Pete Hegseth's chief of staff, Joe Kasper, stepped down Thursday. With his departure and the firing of ...

Joe Kasper, Hegseth’s chief of staff, is the fourth top official to be ousted in the last week amid turmoil at the Pentagon.

Between the personnel crises and security lapses, the defense secretary’s tenure has gone from bad to worse — to humiliating.

The Pentagon on Friday announced four new senior advisers for Defense Secretary Pete Hegseth following front office infighting that saw the exodus of five senior staff in the past several weeks.

Joe Kasper leaves the role voluntarily, but his departure adds to the sense of instability that has gripped the Defense ...

Known as a "dirty" internet line by the IT industry, it connects directly to the public internet and can bypass the Pentagon's security filters and protocols.

Plus: A busy week for the Trump administration on education. | A judge partly blocks a Trump order seeking to overhaul U.S.

The Justice Department is poised to crack down on leaks of information to the news media, authorizing prosecutors to issue ...

Tammy Duckworth (D., Ill.) focused on Pete Hegseth’s lack of experience with audits at two veterans organizations he led. “Yes or no, did you lead an audit?” asked Duckworth, a military ...

Taliban fighters in Kabul, Afghanistan. (Victor J. Blue for The Wall Street Journal) The Biden administration’s withdrawal from Afghanistan was an embarrassment to the U.S. military and begot ...