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Secretary of Defense

Jim Mattis

Jim 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 Jim Mattis and Secretary of State Rex Tillerson address reporters following a U.S.-China diplomatic and security dialogue at the State Department in Washington, D.C., June 21, 2017. The dialogue is intended to broaden communication and cooperation between both countries. DoD photo by Army Sgt. Amber I. Smith
Mattis: U.S., China Share Concerns on North Korean Security Threat Story | Full Event Video | Transcript | Flickr Album | Special Report
Defense Secretary Jim Mattis poses for a photo following an award ceremony at the National Press Club in Washington, D.C., June 20, 2017. He received the 2017 Excellence in Public Service Award from Ohio State University's John Glenn College of Public Affairs. DoD photo by Army Sgt. Amber I. Smith
Mattis Invokes John Glenn's Memory in Accepting Award Story | Full Event Video | Flickr Album