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Secretary of Defense

James N. Mattis

James N. Mattis became the 26th defense secretary Jan. 20, 2017. During more than four decades in uniform, he commanded Marines at all levels, including in combat tours in Iraq and Afghanistan. Following his retirement from the U.S. Marine Corps in 2013, Secretary Mattis served as the Davies Family Distinguished Visiting Fellow at the Hoover Institution at Stanford University, specializing in the study of leadership, national security, strategy, innovation and the effective use of military force.

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Defense Secretary James N. Mattis hosts Malaysian Defense Minister Mohamad Sabu at the Pentagon, Sept. 24, 2018. DoD photo by Air Force Tech. Sgt. Vernon Young Jr.
Mattis, Malaysian Counterpart Highlight Shared Values Video | Statement | Flickr Album
Defense Secretary James N. Mattis speaks during a National POW/MIA Recognition Day ceremony at the Pentagon, Sept. 21, 2018. DoD photo by Army Sgt. Amber I. Smith
Mattis Pays Tribute to Prisoners of War, Missing in Action Story | DoD News Now | Full Event | Flickr Album | Transcript