News | Defense News

Rumsfeld Was Nation's Youngest, Oldest Defense Secretary

Donald H. Rumsfeld, who died at age 88, was the only defense secretary who served twice in the role of Pentagon leader and principal assistant to the president on defense matters.

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Spotlight | Reform

Tackling the Climate Crisis

The planet's changing climate has a significant effect on Defense Department missions, plans and installations. DOD is elevating climate change as a national security priority, integrating climate considerations into policies, strategies and partner engagements.

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Spotlight | Defense News

Secretary of Defense Lloyd J. Austin III

As the 28th secretary of defense, Lloyd J. Austin III is the principal assistant to the president in all matters relating to the Department of Defense and also serves on the National Security Council.

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News | Partnerships

Leaders Committed to Transparency With African Partners

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Feature | Know Your Military

Face of Defense: Couple Makes Giant Leap Into Space Force Together

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News | Defense News

COVID-19 Pandemic Not Over, Concerns Over Delta Variant Growing

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News | Reform

DOD Demonstrates Mobile Microgrid Technology

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News | Reform

Defense Official Testifies About DOD Information Technology, Cybersecurity Efforts

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