The Washington Post, citing two U.S. officials, reported that Mattis has recommended continuing to take in transgender recrui...
The Pentagon sought to keep Defense Secretary Mattis and the military out of the roiling debate on gun control.
Defense Secretary Jim Mattis has completed his report on transgender individuals serving in the military.
Defense Secretary Jim Mattis can't stand the term "unmanned aerial vehicle."
The New York Times says it bought helmet camera video of the fatal battle that shows U.S. troops' deaths.
Mattis on the "deploy-or-out" policy, the Niger ambush, AFA symposium and more.
Secretary Mattis said boosting the overall lethality of U.S. forces is the major issue; currently, about 286,000 troops are m...
Mattis said that allied countries of origin should take custody of ISIS foreign fighters captured in Syria.
The next military budget will stress lethality over the size of the force.
The U.S. is readying to release the potentially damning report on the Niger ambush.