Official websites use .gov
Secure .gov websites use HTTPS
Watch live as Defense Secretary Pete Hegseth and Chairman of the Joint Chiefs of Staff Air Force Gen. Dan Caine hold a press briefing at the Pentagon.
Discover the latest on DOD's missions, milestones and people through this curated collection of top photos published on Defense.gov.
U.S. Northern Command is working with the Department of Homeland Security to augment U.S. Customs and Border Protection along the southern border of the United States with additional military forces.
NATO is a transatlantic alliance of 32 like-minded North American and European countries securing peace since 1949.
Military and civilian engineers share a unique mission within the Defense Department — to advance cutting-edge engineering technology, systems and practices in specializations that range from cyber and space to hypersonics and quantum science and more, all in support of the warfighter.
Video
The World War I Centennial Commission unveiled a new $44 million sculpture in Washington, D.C.’s, Pershing Park, Sept. 13, 2024. "A Soldier’s Journey" by Sabin Howard pays tribute to the nearly 4.7 million U.S. service members who served during WWI.
Army
Marine Corps
Navy
Air Force
Space Force
National Guard
Unmanned systems help U.S. service members gain realistic training experience, test equipment and so much more. Can you pass this quiz on military drones with flying colors?
From team to region — an interactive look at the Army's organization structure and top things to know about America's first service branch.
The Defense Department works with Hollywood all the time on movies and TV projects. See how much you know about our involvement!
Army uniforms have changed considerably since 1775, but they share a common thread: keeping soldiers safe, on the move and on mission. Take an interactive look at how warfighters' clothes and gear have evolved to meet the times.